2003-04 Dodge Cummins Banks All Six-Gun Diesel Tuner, W/Switch - 61022

Calibrated for racing and sport, Six-Gun is a fully engineered diesel tuner with an unmatched combination of power, safety and versatility. It delivers pavement-shredding best gains of +105 hp and +258 lb-ft at the rear wheels; has 6 change-on-the-fly power levels; is Stacked for Power® to timing and fuel pressure; and has exclusive AutoRate® and ActiveSafety® engine and transmission safeguards.