Yoshimura's RS-4
A unique design that provides an unrivaled combination of power and a quiet exhaust note. The RS-4S features a Polyresonant duplex chamber, a two-staged stepped baffle, and an innovative carbon fiber turn-out end-cap.
Features:
Pentagonal-shaped sleeve
Front muffler cap functions as a polyresonant chamber which helps reduce noise
Two-stage stepped baffle
Turn-out carbon fiber end-cap
Stainless steel tail-pipe
Note:
CANNOT SELL IN CALIFORNIA
Product Series
