Build-It Trans Kit Stage 4 Master Rebuild Chevy LLY Allison 2004-2006

BD's exchange valve bodies are modified, tuned and tested to provide optimum performance in towing and performance applications. The end result is improved shift quality, increased clutch holding capacity, reduced...

BD's exchange valve bodies are modified, tuned and tested to provide optimum performance in towing and performance applications. The end result is improved shift quality, increased clutch holding capacity, reduced...

BUNDLE DEALS SAVE MONEY! TAKE ADVANTAGE OF OUR BUNDLE DEALS BELOW! WHEN YOU BUY 1 Deep Sump Trans Pan Chevy Duramax Allison 1000 - 1061650 YOU QUALIFY FOR THESE SAVINGS!...

BD's FleX-Plate is designed to reliably handle up to 1,500 lb-ft of torque. These units are forged billet, precision-balanced and SFI approved for use in race application. Black Oxide coated...

Not all multi-disc converters are created equal and with BD's ProForce 3D, less is more. Our in-house CNC machined billet cover is designed to prevent warping and improper balancing. With...

BD torque converters feature exclusive performance cast aluminum stators that improve efficiency and durability for better response in stock to higher horsepower applications. Each BD-engineered torque converter features a stamp-forged...

The stock transmission is designed to handle the output of the stock engine, but not much more. Increase the durability of your drivetrain with a BD transmission. All transmissions come...