LBZ Duramax Transmissions

BD Diesel Valve Body - 2004-2006 Duramax LLY Allison 1000 BD's exchange valve bodies are modified, tuned and tested to provide optimum performance ...

BD Diesel Proforce Torque Converter 2001-2010 6.6L Duramax Allison Equipped  BD torque converters feature exclusive performance cast aluminum stato...

BDs FleX-Plate is designed specifically for modified applications, and can reliably handle up to 1,500 lb.-ft. of torque. Twice as thick as the sto...

Installation recommendation: Experienced technician; Includes our exclusive Smart Trim/Clutch Control valve assemblies and items to modify the C2 c...

NOTICE: This kit requires removal of the transmission for installation of the internal parts; Installation recommendation: Experienced technician; ...

High volumes of cool transmission fluid equate to long transmission life. BDs deep aluminum pans increases the oil capacity by 1qt on the 1989-2007...

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...

Same parts used in our own performance transmissions; All kits include the basic rebuild parts and gaskets; C1 Clutch Pack Raybestos Z-Pack; C2 Clu...

Same parts used in our own performance transmissions; All kits include the basic rebuild parts and gaskets; C1 Clutch Pack Raybestos Z-Pack; C2 Clu...

BD Diesel Valve Body 2006-2010 6-Speed Allison/Duramax 6.6L BD's exchange valve bodies are modified, tuned and tested to provide optimum performanc...