This Magnaflow Downpipe Back Exhaust System fits 2001 - 2005 2500HD and 3500 Crew Cab Short Bed Sierra and Silverado Duramax Diesels.
Sounds Awesome, Looks Great, Adds Horsepower and Torque!!!
MagnaFlow's Performance Diesel Systems feature giant, fast-flowing, 4" mandrel-bent stainless steel tubing, and a polished 5" diameter stainless steel tip. The MagnaFlow systems incorporate mirror finished MagnaFlow Performance Mufflers with a straight-through design. You can expect significant gains in horsepower, torque, improved fuel economy and a lower EGT (exhaust gas temperature).
• MagnaFlow Performance with a Lifetime Warranty
• OEM-Style Barbed Hangers
• Giant 5" Polished Stainless Steel Tip
Downpipe-Back: Bolts up to the OEM downpipe flange, yielding substantial gains in horsepower, torque, fuel economy and a lower EGT (exhaust gas temperature).