Rein CHE0573 Engine Coolant Hose - Expansion Tank to Upper Radiator

The Rein CHE0573 is an OE-quality engine coolant hose designed to connect the expansion tank to the upper radiator hose on European vehicles, particularly BMW models. This critical cooling system component ensures proper coolant circulation between the radiator and expansion tank, maintaining optimal engine temperature regulation and preventing overheating.

Engineered for Direct OE Replacement:

• Designed to be an exact replacement for OEM hoses and assemblies
• Identical to factory specifications in size, shape, and branch configuration
• Features integrated thermoplastic quick-connect fittings for leak-free installation
• No cutting, refitting, or adjusting required - fits right the first time

Premium Construction and Materials:

• Manufactured from high-grade EPDM rubber for superior durability
• Centerline length: 7.25 inches with precise molded bends
• End 1 inside diameter: 0.27 inches (1/4 inch)
• Resistant to heat, salt, road debris, oil, and automotive contaminants
• Maximum working pressure: 174 PSI
• Meets SAE J20 R4D1 industry standards

Quality You Can Trust: Rein Automotive has specialized in OE-quality cooling system parts since 2007. The name "Rein" means "pure" in German, reflecting their commitment to manufacturing replacement parts to the highest OE standards. This hose includes new quick-connect fittings and O-rings, preventing leaks and comebacks from reusing worn components. Backed by a 2-year/24,000-mile limited warranty.

Cross-Reference OEM Part Numbers: 17127618510, 17124513540, 17127531590, 17127565093