Quick view Mechman Mechman 250 Amp Alternator 2005-2013 GM Truck 4.3L 4.8L 5.3L 5.7L 6L Now: $429.00 MSRP: $529.00 Was: The Elite series offers the highest possible amperage and durability available in a large case alternator. 6 phase technology combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable fo… Choose Options Add To Compare
