Mishimoto 2017+ GMC 6.6L Duramax L5P Transmission Thermal Bypass Valve Kit Multi-Pattern Wehrli 17-19 L5P Duramax Billet

Wehrli 17-19 L5P Duramax Billet Anodized Transmission Cooler Thermostat Bypass Plug

Soft Shackle: 2 x 5300kg (11684lbs)

reducing shock loads on your vehicle while increasing pulling efficiency

Kit 49-19631 includes the new DIS re-positioning components

aFe Model 46-7707AB

Mishimoto 2017+ GMC 6.6L Duramax L5P Transmission Thermal Bypass Valve Kit Multi-Pattern Wehrli 17-19 L5P Duramax BilletThe Allison transmission is the backbone of your L5P Duramax. It's responsible for transmitting large quantities of torque from your V8 diesel powerplant. This torque generates a lot of heat, and if that heat isn't dissipated, it can destroy your transmission. The transmission cooler does a good job of keeping trans fluid temperatures in check, but only if the fluid can reach it. The stock cooling system of the Allison 1000 transmission utilizes an in