Universal Car Turbo Sound Whistle Exhaust Pipe Oversized Roar Maker Fit Auto RC

Turbo Sound Whistle Notice Turbo Sound Whistle Specification Whistle Caliber: 18mm (S) / 23mm (M) / 27mm (L) / 31mm (XL). Turbo Sound Whistle Note 1 x Turbo Sound Whistle. The product is only suitable for straight exhaust pipe, but the bend exhaust pipe can not be installed.

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