UK customers - please note this silencer is not road legal in the UK and will be marked Not for Road Use Exhaust Downpipes Headers Collectors Fits: YAMAHA YZFR6 YZF-R6 2003-2005 models. Improved internals allow for an optimum internal gas flow. We have used 38mm diameter primary downpipes, 42mm secondary pipes and the same 53mm diameter for the silencer/muffler connection ensuring a perfect fit with your original or aftermarket silencer/muffler. These weigh in at lightweight 2.95 KG/6.5 lbs. Compatible with your original silencer/muffler or any you are using with your original headers. Bikes on standard factory settings will not require any modifications or tuning. We have taken the original headers and gave them the upgrade your R6 deserves. Material: 304 Grade Stainless Steel. Gaskets, clamps and fitting instructions included.
