Yoshimura RS-4E Signature Series Full System Exhaust SS-AL-CF – 244710D321 | Kawasaki KX450F 2016-2018

Introducing Yoshimura RS-4E Signature Series racing systems, a racing system that is designed to meet the extreme sound restrictions worldwide. These new systems have been developed for improved durability between service intervals due to a new internal configuration. The new configuration of the components provides improved sound/noise control for FIM’s stringent regulations in world competition over its legendary RS-4 counterpart. Proven from the sands of Lommel, Belgium to the factory Supercross tracks in Southern California.

Features:

• Unique internal muffler configuration enables system to meet FIM noise regulations
• Longer durability between service cycles
• Pentagonal-shaped sleeve
• CNC machined muffler bracket
• Front muffler cap functions as a polyresonant chamber which helps reduce noise
• Aluminum canister with carbon fiber end-cap
• Stainless steel header and tail-pipe

Introducing Signature Series by Yoshimura – an offering of exhaust systems that can be installed with confidence. Signature Series lineup is the answer for today’s challenging marketplace. The applications for the Signature Series line cover the entire powersports spectrum, including many of off-road applications. Everyone of Yoshimura’s Championship Winning Motocross exhaust systems and nearly all of out ATV/Side-by-Side applications are all members of the Signature Series Family. All Signature Series components are tested, documented, and marked as required by federal and state regulations.