Mastercool 43306 Heavy Duty Cooling System Pressure Test and Refill Kit

The Mastercool 43306 Heavy Duty Cooling System Pressure Test and Refill Kit is designed to simplify the process of testing and refilling cooling systems. This comprehensive kit utilizes shop air to maintain continuous pressure during testing, ensuring accurate results. It features four quick disconnect vacuum attachments that facilitate rapid refilling and eliminate airlocks. Compatible with various vehicle brands including Freightliner, International, Kenworth, Peterbilt, Mack, Volvo, GMC, and Sterling, this kit includes heavy-duty vehicle adapters, a pressure test regulator, and a vacuum refill attachment with tubing, all housed in a durable plastic case. • Saves set-up time and provides precise test results • Uses shop air to maintain continual pressure during testing • Four quick disconnect vacuum attachments for quick refilling • Eliminates airlocks in the cooling system • Compatible with multiple vehicle brands including Freightliner and Volvo • Includes heavy-duty vehicle adapters and pressure test regulator • Comes with vacuum refill attachment and tubing in a plastic case