Yamaha XJR1200 XJR 1200 4GK Right Hand Exhaust Silencer Muffler End Can Real titanium look of the muffler through special treatment. Inlet diameter of 51mm, can be infinitely reduced to 38mm with adapter (included) Total length 370mm, diameter inlet 51mm (details see photo). Titanium Look Exhaust Exhaust Muffler Pace Compatible With Yamaha XJR 1300 / 1200/ SP Stainless Steel Black ✓ Upgrade Your Ride Now Stainless Steel Muffler Cone Exhaust silencer in Slim-Cone style Made of stainless steel, perfect surface and 100% rustproof Real titanium look of the muffler through special treatment Perfect for conversions, racing or as a replacement for damaged or worn silencers Inlet diameter of 51mm, can be infinitely reduced to 38mm with adapter (included) Adapter for manifold connection 61mm separately... Perfect for conversions, racing or as a replacement for damaged or worn silencers Not road legal, no db-killer (available separately) XJR1300 XJR 1300 SP 1998 - 2006 4-1 Exhaust System 350mm GP Round Stainless Silencer Please check the dimensions and pictures before buying to see if the exhaust fits your bike