Screw in Muffler for The Header/Exhaust Single Center Outlet For Screw On Muffler, GX200, GX160, 6.5 Chinese OHV, & 212 Predator Pipe
B91 1" Exhaust Silencer ( muffler ) fits 1" OD 4 cycle pipe.
Classic RLV stock class muffler with a 1 5/16" opening. Dyno tuned to actually create better performance on most engines. Mandated by most karting sanctions.