DRD Headpipe is stainless steel construction. Oversized design. Great addition to muffler. Increases 2 hp across the powerband....
Dubach Racing Development (DRD) atv exhaust increases power throughout the RPM range. The unique attributes of the DRD Step System allows for a more efficient intake stroke. It does this by resisting the reflective exhaust pulse during the intake/exhaust overlap. Features a stainless steel header, mid pipe, and aluminum muffler. Removable bolts at inlet cap for easy repacking. Includes USFS approved spark arrestor screen.
Huge performance improvements over stock system. Features Stainless Steel Header, Mid Pipe, and Aluminum Muffler.
Removable bolts at inlet cap for easy repacking. Includes removable USFS approved spark arrestor screen. Tested by
Dustin Nelson, Doug Dubach. Unequaled testing experience and development.