SIGMA PRO-85 NASTY JACK HYPERPOWER EXPANSION CHAMBER EXHAUST MUFFLER PIPE FOR 2-STROKE MOTORIZED BICYCLES FOR 52mm Engine

Monster Black Expansion Chamber Muffler-2 Stroke Engine Gas Motorized Bicycle.

Bigger.

Faster.

Stronger.

Product description

SIGMA PRO-85 NASTY JACK HYPERPOWER EXPANSION CHAMBER EXHAUST MUFFLER PIPE FOR 2-STROKE MOTORIZED BICYCLES FOR 52mm Engine RUNFAST TM muffler Black - 2 stroke gas motor engine kit- Gas Motorized Bicycle

RUNFAST NASTY JACK muffler fitting on 2 stroke gas motor engine kit gas motorized bicycle;

RUNFAST NASTY JACK muffler fit on well on most cylinder heads including CNC head;

Black color with better performance and cool shape;