This Listing Includes: (1) 370 Amp High Output Alternator 1996 - 2021 GM Truck 4.3L, 4.8L, 5.3L, 5.7L, 6.0L. Team GP Car Audio Large Case GM 370 amp alternator. This alternator is setup with a 14.8v bypassed style regulator to give you better voltage.
Bypassing the computer can cause your battery light to come on, this does not effect the vehicle. These bench over 370+ amps at 1800 RPM, and around 220 amps at 650 RPM. Full detailed instructions are included.
This alternator has a smaller pulley, and will require a 0.50 shorter belt for proper belt tension.