The Two Brothers Racing V.A.L.E. M-2 Slip-On Exhaust features the V.A.L.E. System which eliminates the need for springs, resulting in a more secure mounting to the bike. This system allows the muffler assembly to be positioned perfectly on the bike before all the mounting hardware is fully tightened, and after perfectly aligned, the V.A.L.E. assembly locks the muffler canister to the exhaust tube assuring a perfect leak-free fit…