Tecnigas Silent Pro Exhaust for Vertical Minarelli cast iron Outer Diameter: 120mm

Outer Diameter: 120mm

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Tecnigas Silent Pro Exhaust for Vertical Minarelli cast iron Outer Diameter: 120mmTecnigas Silent Pro Exhaust for Vertical Minarelli 50cc 2 stroke engines found in 2001 and earlier Zuma 50. The Tecnigas Silent Pro exhaust improves torque over the stock exhaust, all while being quiet and maintaining a subtle look. This exhaust is restricted (per European standards) in two places: the header flange and the very end of the tailpipe. Removing these restrictions will improve performance. Head Pipe Bolt Hole Spacing: 48mm Head Pipe Inner