Fi Car Audio - MT Series 18" Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  The 2022 MT Series of Fi subwoofers is designed to meet the needs of the serious competitor and and monster basshead. With a massive 4″ voicecoil for...

Fi Car Audio - MT Series 15" Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  The 2022 MT Series of Fi subwoofers is designed to meet the needs of the serious competitor and and monster basshead. With a massive 4″ voicecoil for...

Fi Car Audio - MT Series 12" Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  The 2022 MT Series of Fi subwoofers is designed to meet the needs of the serious competitor and and monster basshead. With a massive 4″ voicecoil for...

Fi Car Audio - HC Series 18" Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  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...

Fi Car Audio - HC Series 15" Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  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...

Fi Car Audio - HC Series 12" Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  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...

Fi Car Audio - XV4 Series 18" Subwoofer

    *Currently built to order with up to a 4 week lead time depending on selected options.  The Xv4 Series of subwoofers is a super tough daily entry level sub. A double stack of wide high strength magnets and a standard high...

Fi Car Audio - XV4 Series 15" Subwoofer

  *Currently built to order with up to a 4 week lead time depending on selected options.  The Xv4 Series of subwoofers is a super tough daily entry level sub. A double stack of wide high strength magnets and a standard high compression pole...

Fi Car Audio - XV4 Series 12" Subwoofer

                *Currently built to order with up to a 4 week lead time depending on selected options.  The Xv4 Series of subwoofers is a super tough daily entry level sub. A double stack of wide...

Fi Car Audio - Alpha Series 15 Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  The Alpha v2 Series of subwoofers is our all around daily entry level sub. A single wide high strength magnet and a standard high compression pole cap are the...

Fi Car Audio - Alpha Series 12 Subwoofer

*Currently built to order with up to a 4 week lead time depending on selected options.  The Alpha v2 Series of subwoofers is our all around daily entry level sub. A single wide high strength magnet and a standard high compression pole cap are the...

SoundQubed - S1-2500.1 S Series Monoblock Amplifier

Following the massive footsteps of our most popular mono amp, the S1-2500.1 monoblock car amp has improved circuitry than its predecessor, the S1-2250. The advanced and new circuit board helps to keep its overall operating temperature low, produce...