S1R Race Exhaust System 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 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. 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 Available in the Standard S1R Pattern or S1R Black Series S1R - £475 ( Please Apply Member's discount ) S1R Black Series - £495 ( Please apply members Discount code for 10% ) These can be purchased here : http://www.twobrosracing.co.uk/