It looks like we don't have any community posts for this product right now — Got relevant content to contribute?
About Yoshimura RS-4 Signature Series Dual Full Systems
Yoshimura RS-4 Signature Series Dual Full Systems
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
Yoshimura is offering these incredible Twice Pipes which are completely fabricated by hand and TIG welded to perfection. They certainly sit at the high end of what is available for the mighty SM. but thats what Kevin wanted! The pipes have a stainless steel header and Y pipe mated to twin carbon fiber RS-4 mufflers for incredible looks and performance. The kit also comes with a custom Yoshimura kick-stand.
RS-4 Twin Pipe Exhaust
Kevin Schwantz Supermotard Design
Front muffler cap functions as a polyresonant chamber which helps reduce noise