Genuine OEM Honda Exhaust Pipe/Muffler Graphite Gasket OEM# 18333-Z1C-801, 18333Z1C801 for Honda GX690, GX630, GX660 engine.
We highly recommend replacing the gasket when installing a new muffler/catalytic converter.
*** This is an ADD-ON product for the Honda GX690/GX630/GX660 catalytic converter and it cannot be purchased alone.***
