Red Car Motorbike Universal Turbo Sound Whistle, 2x Exhaust Pipe Noise Amplifier
Blow hard on the whistle inlet, whistle can be heard, it is a qualified product. Loosen the screw on the Turbo Sound Whistle. Place the turbo sound whistle simulator inside the exhaust muffler with the larger opening side facing the inside of the muffler.
2PCS Exhaust Pipe Turbo Whistle, Car Motorbike Aluminum Alloy Noise Amplifier
Blow hard on the whistle inlet, whistle can be heard, it is a qualified product. Loosen the screw on the Turbo Sound Whistle. Place the turbo sound whistle simulator inside the exhaust muffler with the larger opening side facing the inside of the muffler.