Four Seasons 39508 Block Type Expansion Valve w/o Solenoid

Four Seasons products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four Seasons. Features- Engineered to meet or exceed O.E. fit, form and function requirements, our products contain high quality components for long lasting performance. O-rings, gaskets,and seals are included for each application specific replacement. | Each TXV has a unique specification for tonnage, superheat and maximum operating pressure (MOP) based on the specific system. A/C performance issues can be traced back to a misapplied or low quality valve. | Precision machined ports | Our in-house research & development center utilizes the latest software and precise measuring equipment to ensure product quality. Our expansion devices are calibrated for optimum cabin comfort for both the driver and passengers.. Buyers Guide- Chevy Sonic (20-13)