The scorpion red power car exhausts are packed with features specifications include designed specifically for the volkswagen golf mk6 r 20 tsi 2009 2013 catalyst replacement section includes the following components front pipe no catalyst link pipe adaptor sleeve fitting kit pipe diameter 76mmtailpipe nared power valve na british manufactured all scorpion exhausts are hand crafted by scorpion automotive engineers in derbyshire uk guarantee all scorpion car prod