Honda motorcycle owners, this muffler gasket is one of those small but crucial parts that can make a big difference in your bike's performance! Measuring 38.2 x 44.2 x 24.5mm, this internal exhaust gasket replaces Honda part numbers 18392-MK4-000 and 18391-317-000.
It fits a massive range of Honda models across decades - everything from classic CB125S and CL77 Scramblers to modern CRF250Rs and VFR1200Fs. Whether you're working on a vintage 1965 CL77 or a 2015 CB1000R, this gasket has you covered.
The location in the exhaust system varies by model, so it's always smart to double-check where your specific bike uses this gasket size. A proper seal here prevents exhaust leaks that can affect performance, cause annoying noises, or even create safety issues.
If you're doing exhaust work, replacing worn components, or fixing leaks, having the right gasket is essential. This quality replacement ensures a tight seal that'll handle the heat and vibration of your Honda's exhaust system. Keep your bike running smooth and quiet with this reliable gasket!
Free 30-day returns 
Free 30-day returns
