Can directly replace the original factory ruptured valve core cover. Universal Compatibility Kit: The package includes 5 high-pressure and 5 low-pressure caps. Compatible with the air conditioning systems of most cars on the market Quality Material: AC Refrigerant Port Cap is made of high quality ABS material, pressure resistance and corrosion resistance, durable to use. Package Includes: Air Conditioning Valve Core Cover Includes 5pcs high side port caps(16mm ID) and 5pcs low side port caps(13mm ID). Outstanding Performance: AC Refrigerant Port Cap Practical accessories for car air‑conditioning replacement and maintenance. EIMELI A/C Valve Core Cap 10Pcs Accessories Universal Air Conditioning Service High Low Dust Cover Car Cap A C Repair Refrigerant Charging Port Cover 66ec2ced D3a7 4329 85e1 0c0a0237856d.3020999106c8901b6ac42757aeb500b1 50pcs 10 Size Universal Car Repair A/C R134a R12 High Low Side Valve Core Port Dust Cap Set. 7 Double 2 DIN Car MP5 Player Bluetooth Touch Screen... Purchase Notice : We value the shopping experiences and satisfaction of each customer, so we provide technical support. Perfect match for r134a valve. QPQ 10Pcs R134a A/C Caps 13mm and 16mm Air Conditioning If the product install or quality have any problem, please contact us in time.