Upgrade your vehicle's AC system with the Oingoo R12 to R134A AC Retrofit Fitting Adapter Kit. This comprehensive adapter kit allows for seamless conversion from R12/R22 systems to the more modern R134A refrigerant. The kit includes both high and low side fittings, making it a complete solution for your retrofit needs. These robust adapters ensure secure connections during the conversion process, helping maintain system integrity. Perfect for automotive technicians and DIY enthusiasts looking to update older AC systems, this kit provides the essential components needed for a proper refrigerant system conversion. The precision-engineered fittings are designed for durability and reliable performance, making your AC system conversion project straightforward and efficient. WIDE COMPATIBLITY - The AC fitting port adapter retrofit r12 to r134a is completely used to replace R12 R22 with R134A charging port 1/4" SAE or 7/16”-20UNF adapter, perfect air conditioning conversion adapter kit. PREMIUM QUALITY - R12 to R134A retrofit fast conversion adapter kit are made of high quality metal and plastic, solid construction for high heat resistance, durability and safety. EASY INSTALLATION - R12 to R134A retro fit fittings connect to the thread for use with the valve, there is a removable s-chrader valves., fitted with a plastic protective cover cap, easy and fast installation. DIMENSION - These Low/High side retrofits/adapters/fittings will convert your old 1/4'' SAE or 7/16"-20 UNF R12 R22 charging port and make it accept the R134a quick disconnect hose. Low Side, 1/4''(7/16''- 20) x 13 mm (Blue). High Side, 1/4''(7/16''- 20) x 16 mm (Red). Package Includes: 1 Pc x Blue Low Side Quick Coupler. 1 Pc x Red High Side Quick Coupler. 1 Pc x 13mm Blue Cap. 1 Pc x 16mm Red Cap,4Pcs x Valve Cores for R134A System. 4Pcs x Valve Cores for R12, R22 System. 1Pc x Valve Cores Tool.oning Seal Repair Kit