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Two Brothers S1R Race Exhaust Systems

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Two Brothers S1R Race exhaust systems increase performance while boasting an impressive race design to complement your motorcycle. They feature aerospace high-tempe

Two Brothers S1R Race exhaust systems increase performance while boasting an impressive race design to complement your motorcycle. They feature aerospace high-temperature stainless steel canisters with carbon fiber sleeves, PTFE-coated magnesium end caps, and stamped spring-mounted inlets for ultimate durability. Their spiral-wound perforated core technology and rubber-lined, natural-finish aluminum muffler clamps feature an angular design and cutouts to reduce weight. These full-style exhausts are available for a variety of specific bike makes/models. Take a step into the future with a Two Brothers dyno-tuned and tr

Two Brothers S1R Race exhaust systems increase performance while boasting an impressive race design to complement your motorcycle. They feature aerospace high-temperature stainless steel canisters with carbon fiber sleeves, PTFE-coated magnesium end caps, and stamped spring-mounted inlets for ultimate durability. Their spiral-wound perforated core technology and rubber-lined, natural-finish aluminum muffler clamps feature an angular design and cutouts to reduce weight. These full-style exhausts are available for a variety of specific bike makes/models. Take a step into the future with a Two Brothers dyno-tuned and track-tested S1R system--for championship performance.

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