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#P9214
101 Octane standard exhaust system for Chinese GY6 139QMB/QMA 50cc 4-stroke scooter engines.
Economical replacement exhaust, ideal for standard 50cc engines.
Options:
SAS = with SAS/EGR (secondary air system/ exhaust gas recirculation (see image 2))
No SAS = without SAS/EGR
*Not suitable for models which require a Lambda Sensor.
Gasket, nuts and bolts are not included.
