Tuff Stuff Performance Alternator - 140 AMP - OEM/1-Wire - GM - 6-Groove Serpentine Pulley - Chrome PTT-VM2-QD Designed and Tested for 30%

Designed and Tested for 30% Higher RPM than Conventional Alternator

2007-2010 GMC Sierra 3500 HD

Deluxe System

but can easily be pulled down should it be required when driving into the bright low sunlight

Tuff Stuff Performance Alternator - 140 AMP - OEM/1-Wire - GM - 6-Groove Serpentine Pulley - Chrome PTT-VM2-QD Designed and Tested for 30%All Tuff Stuff alternators are hand built in Cleveland, Ohio and are tested to meet or exceed OEM specifications. All Tuff Stuff alternators are made from 100% new components and carry a one year limited warranty. Tuff Stuff has alternator applications for virtually all muscle cars, hot rods, customs and light trucks in just about every finish imaginable. Many enthusiasts prefer our clean, simple 1 wire alternator option which features a low idle cut