
Dirt Bike$84.36
In stock · stock as of Sep 16, 2026
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The compact design of the R-304 Silencer offers optimum performance gains and is recommended for closed-course racing only. Hex head screws are used to secure the inlet cap and can be removed easily for quick re-packing of the silencer.
Check PRO CIRCUIT R-304 SILENCER YAM (part 1131865) against your vehicle before ordering.
Supplier-confirmed applications for this exact part. Match the year, make, and model below. A listed application is not confirmation for an unlisted vehicle.
Yamaha YZ65
2018–2025
These parts share at least one listed vehicle application. Check each part’s fitment for your model and year.