01-19 GM Duramax Allison 1000 Valve Bodies & 6 Speed Conversion Kits

Improve your LB7 or LLY's reliability by utilizing our in-house designed and tested kit coupled with our established transmission tuning. We calibrate firmness and timing of shifts, so you’ll be guaranteed to feel the smoothness and better shift quality missing on the 5 speed Allison. If you’re like..

DHD Built Performance Allison Transmission Valve BodyDHD's Turbo Tony valve body is assembled in house with the best parts in the industry. DHD's 17 years of experience building transmissions has really allowed them to hone in on exactly what products and services make the best performing Allison tr..

Fits: 2006-2010 GM 6.6L LBZ/LMM Duramax Allison 1000This RevMax A1000-302 A1000 LBZ/LMM High Performance Updated Valve Body will increase line pressures and function in the transmission of your truck. This valve body is assembled simply by hand by a qualified technician using new o-rings, seali..

DHD Built Performance Allison Transmission Valve Body DHD's Turbo Tony valve body is assembled in house with the best parts in the industry. DHD's 17 years of experience building transmissions has really allowed them to hone in on exactly what products and services make the best performing Alliso..

Prevents Clutch Slippage for Reduced Wear, Better Shifting! The Allison 1000 is a great transmission, but it has its shortcomings, particularly in high-performance, heavy-duty use applications with modified engine power. BD can help improve the life of your transmission as well as improve its perfo..

CONVERT YOUR 2001-2002 ALLISON 5 SPEED TO 6 SPEEDSThe Sun Coast A1-6VB-TCM-LB7 Allison 5-6 Speed Conversion for your 2001-2004 GM 6.6L Duramax LB7 converts your 5-Speed Allison A1000 Transmission into a 6-Speed like the later models. With the conversion, you can drop 325 engine rpm @ 75 mph with 3.7..

Features Specially Calibrated For Use With Our Level 2, 3, 4 and 5 Torque Converters (can be used with other manufactures torque converters as well) Core Return Required Perfect For Modified or Stock Engines Increased Transmission Durability Lower Transmission Temperatures Improved E..

Prevents Clutch Slippage for Reduced Wear, Better Shifting! The Allison 1000 is a great transmission, but it has its shortcomings, particularly in high-performance, heavy-duty use applications with modified engine power. BD can help improve the life of your transmission as well as improve its perfo..

Prevents Clutch Slippage for Reduced Wear, Better Shifting! Modified, tuned and tested to provide optimum performance Revised valve design Larger oil ports Proprietary governor piston dimensions Hand-lapped surfaces prevent internal leakage New trim valves increase mainline pressure Improve..

The Sun Coast A1-VB-03 Allison Valve Body for your 2003 GM 6.6L Duramax LB7 is engineered as an upgrade for your Allison Transmission. This kit includes smart clutch control valves for increased durability. The Sun Coast Engineered Valve Body is a certified-tested valve body assembly. No sticking va..