Normally:
S is suitable for displacement of 1.0-1.6, and the diameter of exhaust pipe is 32-43mm
M is suitable for the displacement of 1.6-2.0, and the diameter of exhaust pipe is 37-48mm
L is suitable for the displacement of 2.0-2.4, and the diameter of exhaust pipe is 44-55mm
XL is suitable for displacement above 2.4, exhaust pipe diameter 56-85mm
Specification: S,M,L,XL
Color:black
Material:metal
Size:as shown
This product can make the car without turbocharger emit the same sound as the car with turbocharger. It is suitable for any model. It is easy to install, beautiful and generous, very fashionable and low-cost. It is the best way to decorate the car.
For cars with small displacement, choose a larger one. For cars with large displacement, choose a smaller one, because the sound principle of the whistle depends on the air flow. For cars with large displacement, the larger the whistle, the easier it is to make a sound.
Package included:1 pc