Description: The Stage 1 is great for a stock or light-tuned truck. Transmission valve body and pumps upgraded to improve shifting. 5R110 6.0L trans gets a new clutch kit (4140 chromoly steels) carbon pressure...More Details »

Description: The Stage 2 is great for the next-level truck tuner and is 750-800hp capable. Transmission valve body and pump upgraded to improve shifting.

Description: The Stage 4 is a 1000HP plus all out competition built transmission for drag racing and /or sled pulling truck.