Exhaust 50cc GY6 Euro 4 Classic (Lambda Sensor) – 139QMA / 139QMB

Description

High-quality exhaust system for GY6 50cc Euro 4 scooters equipped with 139QMA / 139QMB engines. Designed in the Classic style and fitted with a lambda sensor port, ensuring compliance with Euro 4 emission standards and reliable performance.

Features:

• Application: 50cc GY6 scooters (139QMA / 139QMB)

• Euro 4 compliant

• With lambda sensor connection

• Classic design – OEM replacement style

• Ensures smooth exhaust flow and optimal combustion

• Durable construction for long-lasting use

Perfect replacement for maintaining your scooter’s original performance, efficiency, and Euro 4 compliance. 🛵⚙️