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Yoshimura RS-4 Signature Series Slip-On - Aluminum Muffler - 264612D320

264612D320

Description

Delivers huge power at a very light weight
Offers better handling thanks to a lower centralized mass coefficient
Uniquely-styled pentagonal muffler body with a carbon fiber cone end cap
Front cap design functions as a polyresonant chamber to lower dB output while improving mid- to top-end power
Two-staged, stepped baffle
Tapered headpipe delivers optimal flow and performance
Titanium systems include non-spark-arrested 99 dB motocross insert (unless noted)
Mufflers available with glossy carbon fiber, satin titanium or brushed aluminum sleeve
Stainless systems come with 94 dB insert installed (meets AMA competition requirements), 2 meter Max insert in the box

Product Series

Application List

YearsMakeModelApplicationNotes
2016 - 2018KTM450 XC-F
2016 - 2018KTM450 SX-F
2016 - 2017HusqvarnaFC450

Shipping Information

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  • Free Ground Shipping (1 - 5 Days)