The S1R exhaust is the state-of-the-art product from Two Brothers Racing. The system features carbon fiber highlighted by a natural finished Aluminum outlet and stamped spring-mounted inlet for ultimate durability.

The S1R cat-eliminating exhaust from Two Brothers Racing showcases a race design while increasing all-around performance. All of our carbon parts are made with a high temp aerospace grade epoxy resin. The carbon fabric is made with a 33 million modulus carbon tow then impregnated with the high temperature resin under very tight tolerances.
  • Aerospace high-temp carbon fiber
  • Teflon coated magnesium end-cap
  • Stamped spring-fit inlet
  • Aluminum CNC Machined outlet
  • Rubber-lined styled mount
  • Spiral-wound perforated core
  • Accepts sound reduction tips
Suit Yamaha YZF-R3 2015 - 2017
Suit Yamaha MT-03 2015 - 2017
SKU TBY0054160405S1
Brand Two Brothers Racing
Shipping Weight 33.3300kg

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