EMSea 4Pcs Car Air Conditioning Valve Core Refrigerant Refill Insert 3C0 820 795 8E0 855 KTT500012 Compatible with BMW

Compatible with BMW, matching with the vehicle, providing reliable maintenance effect. OEM number is 3C0 820 231, 3C0 820 795, 8E0 820 855, KTT500012, please check oe carefully. Adopting rubber and metal materials, it has excellent sealing performance, which can effectively prevent the leakage of refrigerant in the air-conditioning system and ensure the efficient operation of the air-conditioning system. Adopting high-strength rubber and metal materials, it has excellent sealing performance, which can effectively prevent the leakage of refrigerant in the air-conditioning system and ensure the efficient operation of the air-conditioning system. The maintenance valve is simple in design and easy to install. It is suitable for car owners or technicians to replace by themselves, saving maintenance time and cost.