Mishimoto 03-07 Dodge Ram 5.9L Cummins Replacement Transmission Cooler Exhaust- Mufflers & Tips>Catalytic Converter Direct Fit 6L L5P Duramax is a

6L L5P Duramax is a dedicated tow vehicle

this robust fan is still thin enough to fit between your engine and radiator in most applications and provides 1600 CFM of airflow to cool the largest and most powerful of engines

The 6061-billet aluminum coil spring seat is CNC machined to fit the molded heavy duty urethane coil spring seat that is specifically designed to fit the vehicle’s OE coil spring

67% greater flow area compared to stock

Mishimoto 03-07 Dodge Ram 5.9L Cummins Replacement Transmission Cooler Exhaust- Mufflers & Tips>Catalytic Converter Direct Fit 6L L5P Duramax is aThe factory transmission oil cooler on your 2003 2007 Dodge Ram 5. 9L Cummins is a liquid to liquid cooling unit, utilizing the engine's cooling system to cool the transmission fluid during warm outside temperatures and warm the fluid during cold outside temperatures. This design is tried and true, and it works. Until it doesn't. When they wear out and fail, it can leak coolant into your transmission fluid. Mixing coolant into your transmission fluid