The Twin Slash 2-into-1 was designed specifically to work with the 2-into-1 s for the V-Star 950 09-10. The slip-on features a large 4 muffler body with the signature twin slash end treatment. Utilizing a maintenance free baffle that also minimizes heat discoloration. The Twin Slash 2-into-1 slip-on gives you the perfect blend of the performance and sound at an unbeatable value.