derestriction kit OEM for Rieju RS3 50 Euro4

Tuning Kit for Rieju RS3 EURO4 50cc gear shift moped. With this kit, torque and top speed increase noticeably.

The kit contains the following parts:

• 12 tooth pinion
• 2x gasket
• 1x spacer to replace the catalytic converter
• 1x plug