Description
RS-4 Signature Series Exhaust System
- Pentagonal-shaped muffler
- Maximized internal volume
- Polyresonant duplex front chamber
- Stepped, two-stage core baffle
- Spark Arrestor/Sound Insert Compatible
Sale!
![Yoshimura RS-4 Header/Canister/End Cap Exhaust System SS-AL-CF [MPN: 219200D320]](https://www.partskeystone.com/wp-content/uploads/2026/03/yoshimura-rs-4-header-canister-end-cap-exhaust-system-ss-al-cf-mpn-219200d320-osyanbyj64890.webp)
Yoshimura RS-4 Header/Canister/End Cap Exhaust System SS-AL-CF [MPN: 219200D320]
Original price was: $622.39.$110.26Current price is: $110.26.
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