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The R-304 was developed as a full-race two-stroke muffler. 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 muffler.

• 304 stainless steel intake tube
• Double-walled mounting bracket(s)
• 6061 T6 brushed aluminum muffler body
• Tig and mig 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