Motorcycle Exhaust Pipe Modification Sound Wave Simulator

Product information:
Applicable models: general installation of straight exhaust pipe
Main material: aluminum alloy material
Weight: S size 70G, M size 78G, L size 100G, XL size 118G
Color: red/blue/black/gold/silver
Whistle caliber: S size 1.8CM, M size 2.35CM, L size 2.75CM, XL size 3.15CM
The principle of pronunciation: the whistle of S depressurization sound, the aluminum whistle clamped on the exhaust pipe, through
The airflow from the exhaust pipe makes it sound.

Size Information:
Size: S/M/L/XL

Packing list:
Turbo whistle *1 small wrench *1 screw *1