Vance & Hines 4 Twin Slash Slip-On Muffler For Harley Freewheeler Want classic style and sound for your Harley-Davidson Freewheeler motorcycle Look no further. These 4 Round Twin Slash Slip-On mufflers from Vance & Hines offer an all-mechanical straight-through louvered baffle, which boosts power and gives your bike a beefy, unmistakable sound. These slip-ons are also sold in pairs to ensure you get the best value when upgrading your bike. Features: Specially designed for the H-D Freewheeler with a shorter length cut to fit the compact size of the chassis 4 round mufflers Signature Twin Slash end treatment Optional quiet insert 362-874 Chrome finish Note : If using aftermarket head pipes Vance & Hines trike adapter kit is required 442-975