300-540 amp 21+ 2.7 turbocharged Escalade Silverado Sierra Yukon 3.0L diesel

Direct Bolt on plug in installation alternators for 2021+ GM trucks with the 2.7L turbocharged or 3.0L turbo Diesel engines.

all units bolt on, and plug in.

a shorter belt or larger idler pulley is required for installation. These are not included. .5-1” shorter is adequate for a belt, .5-1” larger is adequate if you’d prefer to use a larger idler pulley. Big 3 installation is required for putting these on your car.

every unit has a lifetime warranty at parts cost for repair / rebuild of the unit itself. These are built to order 2-3 weeks is average lead time this time of year. Expect a tracking email within that timeframe. 

500+ amp units require 2 runs of 1/0 for the big 3.