Tecnigas Silent Pro Exhaust for Retro Style QMB139 50cc Scooters

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
SUPPORTED MODELS: QMB139 50cc/49cc