Yoshimura RS-4 Stainless/Aluminum Exhaust System

The RS-4 is a technological marvel. It features a Yoshimura duplex chamber which cancels out negative exhaust pulses; & effectively acts as a mechanical baffle before the actual perforated baffle area. This in turn improves power while lowering dB.

• This Full System comes with a stainless steel header and mid-pipe, aluminum muffler sleeve, installation hardware, and detailed instructions to get you moving!
• An AMA-approved sound insert comes installed in the muffler, along with a 2 meter-Max insert in the box.