OEM Automotive Tools Air Conditioning Service Couplers
OEM Tools air conditioning service couplers are available for R134A high-side and low-side connections. OEM offers these manual couplers with all-metal construction for extra durability―and a 6-ball design for superior alignment and secure grip. They're color-coded: blue for low and red for high. OEM Tools air conditioning service couplers are available individually or as a set. All include adapters for use with R12 hoses.
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