Brand Name:GFYSHIP Origin:Mainland China Item Diameter:2.01inch Item Height:0inch Item Length:0inch Material Type:High Quality 304 Stainless Steel And Aluminum Alloy Motobike Make:Yamaha Special Features:Slip-on Item Weight:2.2kg Item Width:0inch Model Name:For Yamaha WR 125 External Testing Certification:ce Item Type:Exhaust Muffler With Header Link Pipe System Type:(Exhaust & Exhaust Systems(Motorcycle)) Caliber:The outer diameter of the connecting exhaust pipe is about 50.8 mm DB Killer:With Removable DB Killer Length:The length of the exhaust pipe is about 370mm Special Function A:Slip-on Special Function B:Increase Your Bikes BHP And Fuel Special Features C:Catalyst Removal Special Features D:OEM Compatible, Mounts In The Same Position As The Standard Header. Special Features E:No Re-jetting Or Modifications Required Application 01:For Yamaha WR 125 R Year 01:2009 2010 2011 2012 2013 2014 2015 2016 2017 Application 02:For Yamaha WR 125 X Year 02:2009 2010 2011 2012 2013 2014 2015 2016 2017