OTC Tools 5039 OTC5039 Charged Air Cooler Tester
This is the easy way to find air leaks in the charged air cooler systems used on class 7 & 8 truck engines. The tester features a large 2-1/2″, 0-60 PSI pressure gauge, regulator and relief valve, and two safety cables. It also has quick disconnect air fittings that attach to a 3″, 3-1/2″, or 4″ cooler hose.
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