Arrow 71712AK Indy Race Aluminium Slip-On Muffler w/Carbon End Cap for Honda CBR 600 RR 07-12Arrow Part Number 71712AK Note For correct fitment on 2007 2008 models, this silencer must be connected to the ARROW Link Pipe Part# 71354MI For correct fitment on 2009 2012 models, this silencer must be connected to the ARROW Link Pipe Part# 71391MI The INDY RACE Silencer has the Oval profile constructed in Aluminium with a satin silver finish. The silencer is supported using an aluminium 2 pce mounting clamp. The End Cap is created in carbon fibre