Tecnigas Silent Pro Exhaust for QMB139 50cc 4-Stroke Scooters.
The Tecnigas Silent Pro exhaust improves torque over the stock exhaust, all while being quiet and maintaining a subtle look. Works on retro styled scooters with lower body panels.
- Head Pipe Bolt Hole Spacing: 50mm
- Head Pipe Inner Diameter: 18.5mm
- Includes Mounting Hardware and Instructional Booklet