【Important Functions】: The bleeder screw serves to control the pressure and temperature in the radiator coolant tank. Tightening this screw can prevent the pressure in the tank and fuel tank from being too high, avoid overheating of engines, and ensure your car runs properly.
【Rubber O-Ring】: This bleed screw is supplied with a rubber O-ring that resists corrosion and abrasion. This rubber o-ring allows the screw to fit snugly into the opening of your vehicle's radiator coolant tank, keeping the screw from loosening and falling out and avoiding air and fluid leaks.
【Reliable Quality】: Made of high-quality brass, this coolant bleeder screw is hard and wear-resistant enough to resist deformation and breakage in daily use. It is resistant to high pressure and high temperature and not easy to corrode or rust, suitable for various working conditions.
【Compatible Scope】: This coolant bleeder screw has OEM number8, and it is compatible with X1, X3, X5, Z3, Z4, 325i, 328i, 525i, 528i, E46, E92, E90, E36, E39, and more. Please check the OEM number and model number to make sure it fits before ordering.
【Easy Installation】: This automotive coolant bleeder screw is very easy and quick to install. It has a mounting diameter of M10x1. Simply place the rubber O-ring into the bleeder screw, and then use a screwdriver to tighten the bleeder screw into the opening of the car coolant tank.