The scorpion red power car exhausts are packed with features specifications include designed specifically for the volkswagen golf mk4 r32 2003 2005 twin de cat section includes the following components twin de cat sections fitting kit pipe diameter 635mmtailpipe nared power valve na british manufactured all scorpion exhausts are hand crafted by scorpion automotive engineers in derbyshire uk guarantee all scorpion car products are guaranteed for life fittingsins