2004-2010 GM HD 6.6L Duramax 3" Down Pipe (GMCA424) auto-cummins-2005-2007 ideal when running larger tires

ideal when running larger tires like 35s

Pro-Ride coil springs

Rear uses heavy duty cast steel blocks

16AWG Wire

2004-2010 GM HD 6.6L Duramax 3" Down Pipe (GMCA424) auto-cummins-2005-2007 ideal when running larger tiresUnlock hidden power and efficiency by replacing the restrictive OEM downpipe with an MBRP direct replacement. This engineered component is designed to significantly boost exhaust flow, resulting in measurable improvements in performance and fuel economy. Features Direct replacement for factory downpipe Significantly boosts exhaust flow Improves fuel economy Enhances overall engine performance Note Removal of OEM catalytic converters may violate