Gates 18945 Heater Hose OE Replacement 31-inch x 5/8-inch ID

The Gates 18945 is a premium OE replacement heater hose designed to deliver reliable coolant flow between the heater core and intake manifold. Engineered to meet or exceed original equipment specifications, this hose is compatible with both air-conditioned and non-air-conditioned applications, making it a versatile choice for a wide range of vehicles.

Gates coolant hoses are manufactured from high-quality rubber compounds that resist heat, pressure, electrochemical degradation (ECD), and ozone exposure — the leading causes of hose failure. The natural finish construction ensures long-lasting performance under demanding underhood conditions.

Key Features:

• OE replacement — direct fit for factory-spec performance
• Centerline length: 31 inches
• Inner diameter (I.D.): 0.62 inches (approximately 5/8 inch)
• Compatible with heater-to-intake manifold routing, with or without air conditioning
• Resistant to heat, pressure, ozone, and electrochemical degradation
• Natural rubber construction for flexibility and durability
• Sold individually
• Backed by a lifetime Gates limited warranty

Gates is a globally trusted manufacturer of belts, hoses, and fluid power products. The 18945 heater hose is a straightforward, dependable replacement that restores proper coolant circulation and helps protect your engine from overheating.