Gates 18114 HVAC Heater Hose

Gates Molded Heater Hose 18114 Overview

The Gates 18114 molded heater hose is an OEM-style coolant hose built for tight engine bays where a straight hose will not route correctly. Made from EPDM and factory-molded to its shape, it supports coolant, water, and air transfer and is also approved for marine applications.

Gates Molded Heater Hose line products are shaped for direct routing in compact HVAC and cooling-system layouts, helping maintain proper hose alignment around tees, throttle bodies, intake manifolds, and engine connections.

Key Features

• EPDM construction for coolant-system service
• Factory-molded profile for tighter engine compartments
• OEM-style routing for accurate hose placement
• Suitable for coolant, water, and air applications
• Approved for marine applications
• Centerline length: 12.4 in. (315 mm)
• End I.D.: 0.28 in. (7 mm) at both ends

Detailed Product Description

Gates 18114 is a molded HVAC heater hose designed to follow the original routing used in select Cadillac XLR and Honda applications. Its molded shape helps the hose clear nearby components while maintaining a consistent path between connection points. For buyers searching for a molded heater hose for 2004-2009 Cadillac XLR or a replacement heater hose for 1985-1991 Honda Accord and Prelude models, this part number provides a direct-fit style solution based on the listed vehicle positions.

This part cross-references Dayco 86502 for the same application.

Common Problems This Hose Can Address

• Cracked or aged heater hose material
• Improper hose routing in compact engine compartments
• Coolant leaks at a molded hose section
• Restricted fitment where a straight hose will not align correctly
• Service replacement for original molded coolant/heater hose routing

Installation Notes and Tips

Verify the hose path, end diameters, and centerline length before installation. Confirm the vehicle position listed for your application, since fitment varies by model and connection point. Inspect adjoining clamps, tees, and fittings for wear before installing the new hose, and route the hose to match the original molded shape.

Quality Assurance

Gates manufactures this molded heater hose as an OEM-style replacement for selected cooling and HVAC applications. The EPDM construction and factory-molded design support consistent fitment in the listed Cadillac XLR, Honda Accord, and Honda Prelude applications.

• Fits 2005-2009 Cadillac XLR, Tee-1 To Throttle Body
• Fits 2004 Cadillac XLR, Tee To Throttle Body
• Fits 1990-1991 Honda Prelude, Tee-2 To Engine
• Fits 1988-1989 Honda Accord, Tee To Intake Manifold
• Fits 1986-1987 Honda Accord, Tee To Engine
• Fits 1985-1987 Honda Prelude, Tee To Engine