Four Seasons R-134a Automotive Air Conditioning Retrofit Kit

Four Seasons R-134a Automotive Air Conditioning Retrofit Kit is designed to convert older R-12 mobile A/C systems to the modern R-134a refrigerant. As part of Four Seasons' retrofit lineup, it reflects the brand's approach to R12-to-R134a conversions, with components designed to be compatible with both refrigerants. The kit enables restoration of cooling performance in vehicles originally equipped with R-12, following official Four Seasons application guidance for retrofitting to R134a. Four Seasons emphasizes that its A/C components support R134a and R12 refrigerants, helping technicians select the right retrofit path for a wide range of vehicles. This kit is intended for automotive use and aligns with Four Seasons' long-standing focus on OE-style replacement parts for mobile air conditioning systems.