Developed for the motorcycle by Gerald Rinehart, owner of Rinehart Racing Rinehart designs and builds exhaust systems for legendary NASCAR race teams: Richard Childress Racing, Dale Earnhardt Incorporated, Roush Racing and Morgan McClure Manufactured by BUB Enterprises for unequaled quality, fit and finish Features a unique header design utilizing multi-bend radius technology The three-step header pipes start at 1 3/4" at the head, increase to 1 7/8" and finish at 2" Header pipes feature permanently mounted 2 1/2"-diameter full-length heat shields Stepped header pipe and special removable performance baffle design combine to offer the most unique sound available, as ground shaking as the heritage it was derived from The chromed pipes are highlighted by the polished black anodized billet aluminum end caps engraved with the Rinehart logo