2007 - 2021 Cummins 2500 3500 4500 5500 | MM3

Increase in Mileage Increase in Horsepower Increase in Torque Compatible with: 2007 - 2021 Ram Cummins 2500 3500 4500 5500 Pickups and Cab Chassis/Incomplete Trucks Tune Power Levels Stock Power 30HP (Heavy Tow) 80HP (Can tow 12k Lbs and under) 150HP 180HP 200HP For switchable tuning 2007 - 2021 Cummins come with 5 switchable tunes Compatible Transmissions Auto 68RFE (Found in auto based 2500 pickups) Auto Aisin (Found in auto based 3500/4500/5500 pickups and Cab and Chassis / incomplete trucks Manual G56 How to tell the difference in auto transmissions 68RFE: Transmission pan looks like a turtle shell. The dipstick is on the passenger side of the engine bay Aisin: Transmission pan is flat and says Aisin on the side of it. The dipstick is on the driver side of the engine bay