The scorpion red power car exhausts are packed with features specifications include designed specifically for the volkswagen lupo gti 2001 2005 cat back system resonated includes the following components front silencer rear silencer fitting kit pipe diameter 508mmtailpipe evo rred power valve no british manufactured all scorpion exhausts are hand crafted by scorpion automotive engineers in derbyshire uk guarantee all scorpion car products are guaranteed for life