The scorpion red power car exhausts are packed with features specifications include designed specifically for the volkswagen golf mk7 r 2014 current downpipe with high flow sports catalyst pipe diameter 76mmtailpipe red power valve british manufactured all scorpion exhausts are hand crafted by scorpion automotive engineers in derbyshire uk guarantee all scorpion car products are guaranteed for life fittingsinstructions all scorpion products are supplied with eve