Feature:
Made of aluminum alloy material, portable and durable.
Universal fits for all vehicle with correct size.
Easily installed on the car exhaust tailpipe.
This product is only suitable for the installation of vehicles with a straight tail section of the exhaust pipe, and the exhaust pipe with curvature is not applicable.

Specification:
Material: Aluminum alloy
Color: Gold Tone
Turbo Whistle Muffler Size: M
Dimension: 105x49mm / 4.13''x1.93''(L*D)
Thread Size: M6x1.0
Screw Size: M4x0.75
Placement on Vehicle: Rear

Note:
Please allow 1-3 mm difference due to manual measurement.
The car has a large displacement, the sound will be more obvious.
The wrench is randomly distributed, not every batch has it, and some batches of products do not need to use a wrench, so the delivery does not come with a wrench.

Installation:

Loosen the screw on the turbo sound whistle.
Place the turbo sound whistle body inside the exhaust muffler with the larger opening facing the inside of the muffler.
Screw the screws on the turbo sound whistle to tighten the item so it doesn't fall off while driving.
Professional installation is always recommended, products damaged through self installation will not be refunded.

Solve Problem:
Can not hear any sound at all？
Please check tail throat and whistle for blockage.
Not working after a period of time?
Please rest the whistle after one hour of use.
Poor quality, fading?
Use too long, too hot caused.

Package Included:
5 x Turbo Whistle Muffler
5 x Wrench
15 x Screw