Four Seasons 66568 A/C Expansion Valve

The Four Seasons 66568 is a direct-fit replacement A/C expansion valve (thermal expansion valve / TXV) designed to restore proper refrigerant flow and cooling performance to your vehicle's air conditioning system. As a critical component of the A/C circuit, the expansion valve meters the flow of liquid refrigerant into the evaporator, ensuring optimal system efficiency and preventing damage from liquid refrigerant slugging the compressor.

Key Features:

• Direct OE-style replacement — engineered to match original equipment form, fit, and function
• Precision-calibrated sensing element for accurate refrigerant metering
• Manufactured to meet or exceed OEM specifications for pressure and temperature response
• Corrosion-resistant construction for long service life
• Designed for straightforward installation with no modifications required

Four Seasons is the largest aftermarket automotive temperature control parts supplier in the industry, backed by the engineering resources of parent company Standard Motor Products, Inc. Every component undergoes rigorous quality control testing before leaving the factory, giving technicians and DIYers alike confidence in a reliable, long-lasting repair.