The R-304 silencer was developed as a full-race two-stroke silencer. The compact design of the short aluminum canister 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. For maximum performance, the silencer does not include a USFS spark arrestor.
304 stainless steel intake tube
Double-walled mounting bracket
6061 T6 brushed aluminum silencer body
Stainless steel end-cap
TIG and MID-welded for strength and durability
-Allen head screws ensure easy repacking when needed for extended product life
E-Glass internal packing for maximum packing life
Made in the USA
Product Note:
Specification
Details
Country of Origin
USA
Mid-Pipe
Stainless Steel
Muffler End Cap
Stainless Steel
Muffler Sleeve
Aluminum
USFS Approved Spark Arrestor
No
Vehicle Fitment
Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.
Yamaha
YZ125 2002-2021
YZ125X 2020-2022
Customer Reviews
Pro Circuit R304
By Ethan W. on
Verified Purchaser
Awesome performance
2020 yz125x
By David H. on
Verified Purchaser
Sounds good
Pipe review
By Jackson H. on
Verified Purchaser
Looks great. Fit perfect. Should come with a rubber bearing.
Very loud!
Pro circuit 304
By Matthew C. on
Verified Purchaser
Great product sounds amazing, thanks
Pro circuit r304 shorty
By Adam C. on
Verified Purchaser
Installed and sounds great, bit more peppy
Great
By William S. on
Verified Purchaser
Great fit and sound too
Nice upgrade
By Troy W. on
Verified Purchaser
Nice upgrade for my bike, sounds really crisp and was easy to install.
R304 silencer
By James S. on
Verified Purchaser
Product fit well, sounds good.
Pro circut is the best
By Patrick S. on
Verified Purchaser
Perfect fit! Pro circut is the best sounding and preforming 2 stroke exhaust on the market hands down.
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Questions & Answers
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