Arrow 71215HK Titanium Half System w/Indy-Race Titanium Muffler for Kawasaki ZX-10R/ZX-10RR 21-24Note For correct initial fitment, this Racing kit [Pro Race Silencer andCentral 'Non Catalytic' Link Pipe] is designed to connect to the O. E. Header Pipes unit. The Competition Half Racing systems are the top level exhausts in the market, for style, technology and performance. Supplied with a short Titanium INDY RACE Silencer with a carbon fibre clamp for silencer mounting. The End Cap is created in carbon fibre for a sporty appeal with a weight