The scorpion red power car exhausts are packed with features specifications include designed specifically for the vauxhall corsa d 14 turbo black edition 2012 current rear silencer includes the following components rear silencer fitting kit pipe diameter 635mmtailpipe 100mm daytonared 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