Reduces The Refill Time of Cooling Systems & Prevents The Air Flow Into The System No More Bleeding & Saves Clean Up Time Easy to Connect With Air Pump & Creates a Vacuum to The Filler Hose Opening The Valve & Letting The Pre-Mixed Coolant Flow Into The System Quick Coupler Attachments 2" Gauge Read In Both cmHG And inHG 0 - 76 Cm/HG Vacuum Gauge Coolant Clear Hose (clamp not included) 3 Adapters (black) Include Case (Color Case May Varies) Uses Shop Air to Evacuate and Leak Test an Auto&'s Cooling System.
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