2001-2024 GM HD 6.6L Allison 1000 Performance Transmission Cooler (124064000) light-bar-mount and polyurethane frame-end bushings handle

and polyurethane frame-end bushings handle the abuse

Cab Length Nerf Steps are ideal for flat bed trucks

Eliminates poor headlight aim

only much brighter

reliable fitment

2001-2024 GM HD 6.6L Allison 1000 Performance Transmission Cooler (124064000) light-bar-mount and polyurethane frame-end bushings handleDescription Excessive heat prematurely damages the transmission. PPE Performance Bar and Plate Transmission Cooler give you the Proper cooling of your transmission fluid that you need to extend your transmission lifespan. Bar and plate style cooler is far superior to the OEM style tube and fin cooler in terms of cooling performance. Within each repeating section, the internal staggered square pattern fins divert the high temperature transmission fluid