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Mastercool, 53123, Refillable Universal Dye Injector with Auto Shut-Off Valve Adapter and 2 oz Bottle of Concentrated A/C Dye (25 Applications)
To inject the oil or dye, simply connect the injector to the low side of the A/C system and twist the handle until you reach the desired amount.
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WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
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