ProParts 32 101 390 Coolant Hose Expansion Tank to Thermostat Housing

The ProParts 32 101 390 is a direct-fit aftermarket coolant hose designed to connect the bottom of the expansion tank to the thermostat housing in the engine cooling system. This hose plays a critical role in maintaining proper coolant flow and system pressure, helping to regulate engine operating temperature and prevent overheating.

Key Features:

• Direct OEM-replacement fit — no modification required
• Manufactured to match original equipment specifications for material, diameter, and length
• Constructed from durable rubber compound engineered to withstand engine heat, coolant chemicals, and pressure cycling
• Restores proper coolant circulation between the expansion tank and thermostat housing
• Cross-references OEM part number: 32101390

This ProParts coolant hose is an ideal replacement for aging or cracked factory rubber hoses that can deteriorate over time, leading to coolant leaks or loss of system pressure. It is a straightforward, cost-effective solution to maintain a healthy cooling system.