High Performance Speed Kit - GY6-100cc (50mm)

The GY6-100cc (50mm) high performance speed kit delivers a major upgrade in power, throttle response, and overall acceleration for GY6/QMB139 scooters. By increasing displacement and optimizing airflow, this kit helps 49cc scooters from brands like TaoTao, Jonway, Ice Bear, and Peace Sports perform with more strength and efficiency. It’s an excellent choice for riders wanting a substantial boost in everyday performance or for refreshing a worn engine with high-quality components.