The Dubach Racing Development (Dr. D) exhaust systems increase 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.

ATV/UTV EXHAUST
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.

$0.00 DRD ATV Exhaust The Dubach Racing Development (Dr. D) exhaust systems increase power throughout the RPM range. The unique attributes of the Dr. D's Step System allows for a more efficient intake stroke. It does this ... View Details	$0.00 DRD UTV Exhaust The Dubach Racing Development (Dr. D) exhaust systems increase power throughout the RPM range. The unique attributes of the Dr. D's Step System allows for a more efficient intake stroke. It does this ... View Details	$0.00 DRD Competition Exhaust The Dubach Racing Development (Dr. D) exhaust systems increase power throughout the RPM range. The unique attributes of the Dr. D's Step System allows for a more efficient intake stroke. It does this ... View Details
$0.00 DRD ATV Head Pipe DRD ATV Head Pipe DrD Headpipe is stainless steel construction. Oversized design Great addition to muffler Increases 2 hp across the powerband ... View Details