The scorpion red power car exhausts are packed with features specifications include designed specifically for the volkswagen golf mk7 gti 2013 current cat back system non resonated includes the following components front no silencer centre silencer link pipe lh tail pipe section rh tail pipe sectionfitting kit pipe diameter 76mmtailpipe twin 100mm daytonared power valve no british manufactured all scorpion exhausts are hand crafted by scorpion automotive engineer