Four Seasons 66579 A/C Suction & Liquid Line Internal Heat Exchange Hose Assembly

The Four Seasons 66579 is a suction and liquid line internal heat exchange hose assembly designed for automotive air conditioning systems. This precision-engineered component is manufactured to provide reliable refrigerant flow between the A/C system components while maintaining optimal temperature control.

Key Features:

• Internal heat exchange design for improved A/C system efficiency
• Double wall barrier hose construction compatible with R1234yf, R134A, and R12 refrigerants
• Application-specific design ensures proper fit and function
• Crimp fitting connections for secure, leak-free installation
• Includes gaskets, o-rings, and seals for complete replacement

As part of the SMP Temperature Control Division, Four Seasons is one of the industry's largest aftermarket mobile climate control suppliers and the world's largest compressor remanufacturer. Each hose assembly is meticulously tested and validated to ensure quality and reliability. This component cross-references to OEM part numbers including Chrysler 68232468AA, 68232468AB, 68232468AC, 68232468AD, and 68232468AE.