This product is no longer in stock
GP1 Tips are GP1R angular tip or GP1 round tip.
GP1RR is 70mm bore tip in silver/titanium can or Black/black ceramic can. No db killer available.
GP2 is a 200mm can in titanium or carbon
GP2R is a 110mm can in titanium or carbon
V3 is a 250mm can in carbon or titanium
this is purely the AF graph of a bike that had only covered 200miles. The GP1R/GP2R offer better fuelling results than the stock silencer on stock mapping