Increase horsepower and torque with a Centurion Series exhaust by Sinister Diesel. This bolt-on stainless steel exhaust system is available in 4- and 5-inch kits for Dodge Cummins, Ford Power Stroke, and GM Duramax trucks. Starting at $590.

SOURCE
Sinister Diesel
877-692-4110
http://www.mkmcustoms.com/