NEW Thomas Compressor / Vacuum Pump Rebuild Kit fits ALL Airmax Eco PS20 / LS10 / PS30 systems Pre – 2011 models! This aftermarket Kit Includes 2 NEW Sleeves, o rings, head gaskets, flapper valves + restraints, and 2 Cup seals. After rebuild these will normally last up to 20,000 -25,000 hours before the cup seal needs to be replaced again! We are a business and closed Weekends. Thousands of kits available – Thousands of parts and NEW Pumps available!