GY6 50CC Performance Scooter Exhaust
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Performance exhaust and muffler for QMB139 50cc scooters
- Muffler length: 14" including exhaust tip
- Muffler diameter: 3.5"
- Pipe OD: 25mm
- Pipe ID: 22.5mm
- Pipe mounting to manifold: 2"
- Muffler has replaceable screw in silencer plug
- 6 mounting holes to mount pipe to muffler allowing you to position the outlet pipe - only 3 bolts actually used
- Inlet pipe is 22" long with 4 bends:
- 1st bend is 4.5" from manifold
- 2nd bend is 4"
- 6" run to the 3rd bend
- 6" to the muffler attachment
Kit contains muffler mounting bracket and insulator, exhaust pipe gasket (2.5" round, 3-hole), 4 bolts, 4 washers, 1 lock washer and 1 nut.
*MAY require some modifications to the inlet bracket on some scooters.
Comes in different colors: BLACK, BLUE, SILVER, or RED