1. Oil Catch can catch the oil and moisture in the blow-by gas that causes carbon and sludge build-up in the intake system and the engine. 2. All oil vapor expelled by your turbo motor before it can harm your cars performance keeps the engine clean even under hard driving conditions. 3. The catch can keep out the Dirt And Oil Get Inside Your Engine from your intake system Increases horsepower and Prolongs your engine life Includes Hoses, Clamps and Mount bracket. Name:Engine oil breathable bottle Applicable models:cars Colour:Blue Material:Plastic+Metal Package Contents: 1set * Engine oil breathable bottle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.