TowMaster Chevy Allison 1000 Transmission & Converter Package - 2004.5-2006 LLY 5-speed 4wd CP3 2006 GMC Yukon XL 2500

2006 GMC Yukon XL 2500 SLT

replace them with the XDP Exhaust Manifold Installation Bolt Kit XD230

Makes 30-50 Degree Drop in EGT's

DERRINGER AND SENSOR MODULES)

TowMaster Chevy Allison 1000 Transmission & Converter Package - 2004.5-2006 LLY 5-speed 4wd CP3 2006 GMC Yukon XL 2500Features TRANSMISSION Increase the durability of your drivetrain BD Aluminum HD deep transmission pan, increases oil capacity by 3. 5qt High energy frictions Revised oil circuits New convertor lock up valve to boost lock up pressures New A & B trim valves deliver full line pressure to the clutches Increased clutch count Clutch Count: C1 8 clutches (14% increase over stock) Clutch Count: C2 7 clutches (17% increase over stock) Clutch Count: C3 7