The Signature Series lineup is the answer for todays dealer who is faced with a challenging marketplace. The applications for the Signature Series line cover the entire powersports spectrum, including many off-road applications. All Signature Series components are tested, documented, and marked as required by federal and state regulations.
CARB/EPA tail-pipe emissions compliant
All applications are marked with appropriate EPA noise emissions labels
Certified by an independent laboratory for EPA noise compliance
The RS-4D boasts a unique dual-outlet design that increases the amount of open area at the exhaust outlet. With dual internal baffles, the RS-4D increases the exhaust gas flow rate, resulting in smoother power delivery and increased throttle control. It also offers increased horsepower and torque throughout the power curve, especially in the bottom- to mid-RPM range where riders need it most.
Unique dual-outlet carbon fiber end-cap
Dual internal baffles for more exhaust flow
Pentagonal-shaped sleeve
Front muffler cap functions as a polyresonant chamber which helps reduce noise
Titanium header and tail-pipe
Low-volume inserts included
Product Series
