Sub-Zero SZ345 1 Refrigerant Kit

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Sub-Zero® synthetic refrigerant kit has a specially designed formula featuring Cool Boost® technology that helps a vehicle's A/C produce colder air. The approximately 17 oz of R-13 4a and 1 oz of additives are used to recharge a vehicle's A/C system, seal common leaks in rubber components and help extend the A/C system's life by eliminating acid and moisture buildup. This Sub-Zero kit comes with a reusable charging hose and gauge. Show more