Exhaust Valve Controllers

The MagnaFlow 6in. Round Straight-Through Performance Exhaust Muffler 12649 brings our world-famous exhaust sound and dyno-proven performance to your ride in a weight-optimized 6x6x18in. package with a premium satin finish. The straight-through...

The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12286 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated...

The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12198 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated...

The MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11226 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated...

Descending grades with trailers can be hazardous and tricky situations, resulting in over heated service and trailer brakes, that leads to brake fade, excessive wear, and costly unwarranted repairs. BD Engine brake has been the industries time proven...

Descending grades with trailers can be hazardous and tricky situations, resulting in over heated service and trailer brakes, that leads to brake fade, excessive wear, and costly unwarranted repairs. BD Engine brake has been the industries time proven...

BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered for performance diesel applications. Located in Abbotsford, British Columbia, Canada, BD's state-of-the-art...

BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered for performance diesel applications. Located in Abbotsford, British Columbia, Canada, BD's state-of-the-art...

The perfect drop-in replacement. Fully divided pulse manifold made from high-silicon ductile iron is designed to withstand extreme temperatures and vibration. Designed using modern technology to ensure optimal internal geometry. Precision slip joints...

The perfect drop-in replacement. Fully divided pulse manifold made from high-silicon ductile iron is designed to withstand extreme temperatures and vibration. Designed using modern technology to ensure optimal internal geometry. Precision slip joints...

Fully divided pulse manifold made from high-silicon ductile iron and designed to withstand extreme temperatures and vibration. Precision slip joints allow the manifold to expand and contract, which reduces cyclic thermal fatigue and greatly increases...

The BD Full Bore Exhaust Manifold for the Chevy Duramax engine replaces factory driver's side "pinched down" unit, restoring exhaust flow and balances the V8 engine for smother running. Made from high-silicon ductile iron, the Full Bore is a direct,...