Two Brothers Hon Cbr500R ('16) S1 Alum Black 005-4470106-S1B

The S1R exhaust is a 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 exhaust from Two Brothers Racing showcases a race design while increasing all-around performance. All 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 P-Series sound reduction tips

Two Brothers Racing Products Are For Closed Course Competition Use Only. Not Intended for Street Use in California.