LB7 Duramax Transmissions

The XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD309 is a direct upgrade for the factory transmission oil cooler in your 2001-2005 GM 6.6L D...

The South Bend SDDMAXDFY Street Dual Disc Clutch for your 2001-2005 GM 6.6L Duramax LB7 & LLY is a perfect option for the truck that does it al...

Dress up your Allison Transmission with our Billet PTO Cover Kit. Complete kit includes covers, gaskets, and button head bolts to give your transmi...

Allison Transmission Cooler Lines. Fix your leaking transmission lines with these heavy duty, high flow, flexible transmission lines. This kit come...

5 Speed Allison Kodiak/TopKick TapShifter The Fleece Performance TapShifter allows you to shift your 2001-2005 GM Allison Transmission with the tou...

2003-2005 GM/Allison TapShifter The Fleece Performance TapShifter allows you to shift your 2001-2005 GM/Allison Transmission with the touch of a bu...

2001-2002 GM/Allison TapShifter The Fleece Performance TapShifter allows you to shift your 2001-2005 GM/Allison Transmission with the touch of a bu...

2001-2016 AlliLocker - Allison Torque Converter Controller Fits 2001-2015 Allison Equipped GM Trucks Control your torque converter from the palm of...

Replace the worn out or malfunctioning hydraulics in your 2001-2006 GM Duramax 6-Speed when you install the South Bend HYDX-MAX Hydraulic Assembly....

The South Bend Dyna Max Performance Clutch Kit reduces slip and increases the towing capability of your 2001-2005 GM 6.6L Duramax. Featuring a qual...

The South Bend Dyna Max Performance Clutch Kit reduces slip and increases the towing capability of your 2001-2005 GM 6.6L Duramax. Featuring a qual...