Mugen sport exaust off an 06 mugen si, the flange has been changed to fit 94-01 dc's and 92-00 civic coupes, or you can cut the flang and put it on what ever you want. sounds good as a mofuka. my b-pipe is cracked so i'm buying a whole new exhaust. i will trade for a hks high power or a buddy club spec 2 if you want to trade i need a cat back for a 94-01 dc. or cash $350 FIRM, this axel back is $1200 from the factory, i know cause i work at honda.