S4 SUPERSPORT SLIP-ON

The S4 boasts many state-of-the-art refinements. Starting with the most important, Stainless Steel. The S4 will perform better, last longer and require far less maintenance than steel pipes. The sleek design compliments all of today's state-of-the-art sportbikes, is available in titanium or aluminum canisters and really performs with a substantial power increase and crisp throttle response. The light-weight S4 will also improve acceleration, top-end power and the overall handling of today's very potent sportbikes.