●fit most domestic and import cars and light trucks, Reduces the refill time of cooling system and prevents the air flow into the system 

●Kit includes: 3 rubber bushing adapters, 35mm, 39mm, 44mm, 48mm (adapters can expand ~ 4mm), Gauge with 0-30 InHg (76cmHg) readout 
Purge Vacuum assembly with inlet switch with inlet air fitting Liquid line hose assembly. Muffler to dampen noise output during vacuum operation.