Performance 4" Aluminized Steel Turbo Back Exhaust Pipe Kit System For 04.5-07 Dodge Ram 2500 3500 Cummins 5.9L Turbo Diesel Pickup Truck Fits: 2004.5 to 2007 Dodge Ram 2500/3500 Cummins 5.9L Turbo Diesel Will Fit Extended & Crew Cab, Short or Long Bed 4" Turbo Back Performance Exhaust System (Front Pipe Included) Mandrel-Bent For Maximum Performance. Straight Pipe Design. No Muffler Aluminized Steel. Top Quality & Affordable Products. Professional Installation Recommended