Air Filter, 25mm 1in Mini Cold Crankcase Breather Turbo Fan Air Intake Filter for Car Motorcycle (Red)

Increase intake airflow, filter impurities from the air, and make the engine breathe more smoothly. Prevent airborne dust from being drawn into the cylinder and reduce wear on the piston group and cylinder.

The unique shape reduces engine intake air resistance, improves intake air volume, and increases volumetric efficiency per unit of time when the engine is running.

Installed in front of the carburetor or intake pipe to filter dust and sand particles from the air, ensuring sufficient clean air enters the cylinder.

Easy to install, no complicated tools required, simple to use. Applicable transmission type: M or manual transmission. Optional colors: red, blue, silver, black. Inner diameter: approx. 13 mm or 0.5 in. Outer diameter: approx. 20 mm or 0.8 in.