Quick view Details Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer MSRP: Now: $840.00 Out of stock Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer MSRP: Now: $1,090.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer MSRP: Now: $1,190.00 Choose Options Compare Quick view Details Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view Details DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer MSRP: Now: $1,290.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer MSRP: Now: $690.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer MSRP: Now: $1,090.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer MSRP: Now: $1,190.00 Choose Options Compare Quick view Details Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view Details DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer MSRP: Now: $1,290.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer MSRP: Now: $690.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer MSRP: Now: $1,190.00 Choose Options Compare Quick view Details Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view Details DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer MSRP: Now: $1,290.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer MSRP: Now: $690.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view Details DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer MSRP: Now: $1,290.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer MSRP: Now: $690.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
SALE Quick view Details DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare
Quick view Details Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer MSRP: Now: $1,290.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer MSRP: Now: $690.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer MSRP: Now: $690.00 Choose Options Compare Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer MSRP: Now: $920.00 Out of stock Compare Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 MSRP: Now: $344.95 Choose Options Compare Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer MSRP: Now: $839.95 Choose Options Compare Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Details SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" MSRP: Now: $799.95 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Fi Car Audio | sku: FI-SW-NEO37-18 Fi Car Audio - NEO 3.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to older BTL series drivers. Great tough daily... MSRP: Now: $840.00 Out of stock Compare Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Fi Car Audio | sku: FI-SW-NEO47-18 Fi Car Audio - NEO 4.7 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** New cooling and inductance features that are set up in... MSRP: Now: $1,090.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Fi Car Audio | sku: FI-SW-NEO49-18 Fi Car Audio - NEO 4.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to SP4+ or Team series drivers depending on... MSRP: Now: $1,190.00 Choose Options Compare Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Gately | sku: GA-RELENT-18 Gately Audio Relentless - 18" Subwoofer The Gately Audio Relentless Series 18" Subwoofer will blow you away with unbelievable output and power handling. With a massive USA wound 4″ voice coil for increased thermal capacity, we designed the rest of the motor from the... MSRP: Now: $1,589.00 Out of stock Compare SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
SALE Quick view DD Audio | sku: DDA-818 DD Audio 800F Series Bass Monster Power Tuned 18" Subwoofer The 800 Series offers some of DD AUDIO’s most extreme Power Tuned Subwoofers designed for outstanding power handling, with competitive bassheads in mind. Precision engineered, thermal cooling enhancements, from the proven Free Flow... MSRP: $899.00 Was: $899.00 Now: $764.15 Choose Options Compare
Quick view Fi Car Audio | sku: FI-SW-NEO411-18 Fi Car Audio - NEO 4.11 18" Subwoofer Build time 1-2 weeksThe midpoint between the Delta and Omega lines: Comes with standard 4″ 4 layer and 4 spiders with the options for the Plus 4″ coils, extra spider, and gap option. Designed for modern monster applications in ported, 4th or 6th order... MSRP: Now: $1,290.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Fi Car Audio | sku: FI-SW-HC-18 Fi Car Audio - HC Series 18" Subwoofer The HC Series signals a return to traditional ferrite motors. The HC Series is the latest in the progression of Fi subwoofers geared towards thundering daily drivers. Utilizing a favorite 3 stack ferrite magnet design using US steel cut on our water jet... MSRP: Now: $690.00 Choose Options Compare Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Fi Car Audio | sku: FI-SW-NEO39-18 Fi Car Audio - NEO 3.9 18" Subwoofer Build time 1-2 weeks ***For custom options (Carbon Fiber Cone Upgrade, Black Neo Upgrade, Powder Coated Parts, and Dust Cap Logo Colors) please email sales@skyhighcaraudio.com*** Comparable to the Team3 series. High motor force and... MSRP: Now: $920.00 Out of stock Compare Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Trinity Audio Solutions | sku: TAS-B18 Trinity Audio Solutions B Series 18" 1500w RMS D2/D4 The Trinity Audio Solutions B series subwoofers are crafted to provide an exceptional bass experience for both novice and seasoned bass enthusiasts. Drawing on the knowledge and expertise gained from the M and H series, the B series subwoofers are... MSRP: Now: $344.95 Choose Options Compare Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected × OK
Quick view Trinity Audio Solutions | sku: TAS-H18 Trinity Audio H Series 18" Subwoofer The new H Series Subwoofers are the culmination of science and art, designed to exceed all expectations while providing an unmatched value. The H Series Subwoofers feature: Cast aluminum high excursion baskets with an optimized air flow design. FEA... MSRP: Now: $839.95 Choose Options Compare Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected
Quick view SoundQubed | sku: SQ-HDX4-18 SoundQubed HDX4 Series Subwoofer 18" HDX4 18 subwoofer: HDX subwoofers build upon the design of the HDC line in response to recent shifts in source material and the mainstream frequency tuning of our customers’ vehicles. Our team scrutinized all aspects of the HDC subs to improve... MSRP: Now: $799.95 Choose Options Compare Previous 1 2 3 Previous 1 2 3 Compare Selected