Rein CHH0559 HVAC Heater Hose Assembly

The Rein CHH0559 is an OE-quality replacement heater hose assembly engineered to restore proper coolant flow and cabin heating performance. This direct-fit assembly corresponds to OEM part number 3C0122157FH (supersedes 3C0122157EK) and is designed as a precise, drop-in replacement for Volkswagen Passat and CC models.

Key Features:

• Direct OEM replacement — matches the original hose in size, shape, and routing without cutting or modification
• Constructed from high-grade EPDM rubber for excellent resistance to heat, coolant fluids, road salt, oil, and debris
• Includes thermoplastic quick-connect fittings identical to the factory design, eliminating the need to reuse old connectors or O-rings
• Reduces installation time with a true drop-in fit — no refitting or adjusting required
• Helps prevent coolant leaks and reduces the risk of repeat repairs from worn OEM components
• Manufactured to OE quality standards by Rein Automotive, a specialist in European vehicle cooling and HVAC components since 2007

OEM Cross-Reference Part Numbers: 3C0122157FH, 3C0122157EK, 3C0-122-157-FH, CHH0559

Rein Automotive has built its reputation on producing coolant hoses and undercar parts that match factory specifications for European vehicles. The CHH0559 heater hose assembly delivers a reliable, long-lasting repair that restores heating system integrity.