ATS BUILT ALLISON LCT1000 5-SPEED TRANSMISSION 2001-2004 GM 6.6L DURAMAX LB7/LLY

Maximize dependability and get power to the ground in your 2001-2005 GM 6.6L Duramax with the ATS Built LCT1000 5-Speed Transmission. Innovation and technology set ATS apart from the rest. Between the engineering team, and their transmission...

BD-POWER ALLISON TRANSMISSION & CONVERTER PACKAGE FOR LB7 2001-2004 GM 6.6L LB7 DURAMAX

A BD-Power Allison Transmission & Converter Package For LB7 will replace the factory transmission in your 2001-2004 Chevy 6.6 LB7 Duramax with a new performance transmission that can match the torque created by your performance engine. Stock...

FLEECE ALLISON TAPSHIFTER 2001-2004 GM 6.6L DURAMAX LB7/LLY

The Fleece TapShifter allows you to shift your 2001-2005 Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily driving and everything in-between, the TapShifter installs in no time...