These are direct bolt up high output alternators for your Supra. Stock alternators only produce 90amps (6-speed) and 100amps (AT). Both versions of these alternators produce 150amps.
Alterstart 150 amp Alternators - Details
Alterstart performance parts & accessories at HorsepowerFreaks
alterstart performance parts & accessories at horsepowerfreaks. Install and installation help available for parts and accessories for these BMW years.
