UK customers - please note this silencer is not road legal in the UK and will be marked Not for Road Use Big Bore Exhaust Downpipes Fits: Yamaha XJR 1200 1995 - 1998 all models / XJR 1300 SP 1998-2007 all models - Ugraded XJR down pipes, internal 40mm bore, increases throttle response and power delivery. Bikes on standard settings require no modifications. (OEM downpipes are double skinned with a greatly reduced internal bore, our upgraded downpipes allow a far more efficient gas flow) - Reduces to 35mm to fit your original collector / gasket. - We include four stainless steel flanges to fix the downpipes to your engine, you do no need to use your rusty old ones! - Also included are the top four engine port gaskets and the bottom four collector gaskets to ensure a perfect seal for your new downpipes.
