MYK QMB139 GY6 50cc Exhaust with Heat Shield MYKH0060

The MYK MYKH0060 is a one-piece replacement exhaust designed for factory-standard GY6 50cc 4-stroke scooters using QMB139 or 139QMB engines and 10-inch rear wheels. It features tubular steel construction, a heat-resistant black powder-coated finish, a polished chrome-finish heat shield, and fixed welded mounting brackets. The exhaust has a 51 mm stud spacing, 18 mm cylinder head inner diameter, 26-inch overall length, and 13-inch muffler length. Gasket and mounting hardware are not included. Verify bolt spacing and mounting points before ordering.