Fleece Performance Transmission Cooler Line Set 15-16 GM 6.6L Duramax BD-1032050 It's quite easy to find

It's quite easy to find some LEDs

Ensure your oil temperature is always in check by replacing your oil cooler with this quality unit from Alliant

Adding a rear bar will make an even greater improvement

and the transmission can overheat

Fleece Performance Transmission Cooler Line Set 15-16 GM 6.6L Duramax BD-1032050 It's quite easy to findOver years of reliable service, even Allison transmission lines can fail. Cracks or leaks can lead to overheating of the transmission and can eventually cause a failure. The Fleece Performance heavy duty, high flow, flexible transmission lines are the perfect upgrade. This replacement line set is the most complete replacement transmission line kit available for your LML Duramax! With an increased diameter over stock and heavy duty hose wrap, these