Product Description
Ready to take your system to the next level? Are you wanting to add the big batteries but need the charging capability to back it? Look no further Brand X can take care of all your charging needs!
This is the Brand X GM 390A Alternator
It is a Large Case Alternator
Makes 180-200 Amps at idle, standard vehicle running temp
Fits GM Vehicles from 97-04, With 4.3, 4.8, 5.3, 5.7, 6.0, 6.2, and 6.6L engines, Please confirm your engine size before ordering to ensure direct fit
For all other Alternator inquiries please see our Custom Alternator section!
This alternator will be raw, powder coating is a custom option as seen in the photos. If interested in getting your alternator powder coated, please contact us for a quote.
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Product Reviews
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Brand X 390A
Installed on 97 Suburban. Fitment was spot on. Stock belt fit perfect. This thing is a beast, I'm glad I spent the extra for the 390 or the 320. Truck runs better, all the electronics function better, and minimal voltage drop now with my system at full tilt. 10/10 recommend
