BD Duramax Allison Trans & Converter Stage 4 Package - Chevy 2004.5-2006 LLY 4wd 2021 By doing this we have

By doing this we have less than a 2 percent failure rating with our motor and a design that implements unique design features you can only get with FASS Fuel Systems

Caterpillar

the kit plugs in under the hood

C5 Reaction Plate -

BD Duramax Allison Trans & Converter Stage 4 Package - Chevy 2004.5-2006 LLY 4wd 2021 By doing this we haveWhen you purchase a BD transmission and torque converter package, you are getting a matched set that has been dyno tested together for ultimate performance, and reliability. Every transmission comes with BD's own Heavy Duty pan that adds extra fluid capacity. For towing, street or track, when it comes to a dependable transmission that will stand up to your diesel's power and torque demands, the clear choice is BD. TRANSMISSION: Increase the durability