Two Brothers Kawasaki Ninja 650 06-11 S1R Slip On Exhaust

The S1R exhaust is the latest 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 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.

Comes with all necessary hardware, tubing, instructions for installation.

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

• 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

Two Brothers Exhaust Installation Instructions

Two Brothers Exhaust Dyno Chart