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Gates 18399 HVAC Heater Hose - Thermostat To Pipe-1
| Brand | Gates 18399 |
|---|---|
| Position | Thermostat To Pipe-1 |
| 0 | |
| Yes | |
| Branch Quantity | 0 |
| Centerline Length | 7.3 |
| Centerline Length | 185 |
| Centerline Length (in) | 7.3 |
| Centerline Length (mm) | 185 |
| End 1 Inside Diameter | .29 |
| End 1 Inside Diameter | 7 |
| End 2 Inside Diameter | .29 |
| End 2 Inside Diameter | 7 |
| Material | EPDM |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
| Product line | Molded Heater Hose |
| Fits | Honda · 5 vehicles |
OEM-style molded hose. Factory-molded for a precise fit in tight engine compartments.
EPDM construction. Built from durable material for coolant, water, and air use.
Approved for marine applications.
Cross-references Davico Mfg 18399, Dixie Electric Ltd 10399 and 14675S for the same application. See all 4.
Gates Molded Heater Hose for Honda Accord
The Gates Molded Heater Hose, part number 18399, is a factory-molded coolant hose built for tight engine bays and OE-style routing. It is made from EPDM and is specified for coolant, water, and air service, with marine application approval noted by the manufacturer.
Key Features
- Factory-molded, OE-style shape for compact engine compartments
- EPDM construction for heater and coolant system service
- End 1 inside diameter: 7 mm (.29 in)
- End 2 inside diameter: 7 mm (.29 in)
- Centerline length: 185 mm (7.3 in)
- Molded hose design for thermostat-to-pipe routing
Product Details
Gates Molded Heater Hose 18399 is built for direct routing in smaller, tighter-fitting engine compartments where a formed hose is needed to maintain the correct path and connection points. This molded heater hose is listed for 1998-2002 Honda Accord thermostat to pipe-1 applications, making it a fitment-specific choice for Honda Accord cooling system service. The Gates Molded Heater Hose line focuses on OE-style molded coolant hose construction for vehicles that require precise hose geometry rather than universal straight hose lengths.
This part cross-references Davico Mfg 18399 for the same application.
Common Issues It Can Address
- Cracked or hardened heater hose material
- Coolant seepage at a formed hose section
- Incorrect hose routing in a tight engine bay
- Loss of heater circuit flow from a deteriorated hose
- Service replacement for a thermostat-to-pipe hose on Honda Accord models
Installation Notes and Tips
Verify the hose path, end diameters, and centerline length before installation. Confirm the thermostat-to-pipe routing on the vehicle and inspect adjoining clamps, pipe ends, and sealing surfaces for wear or corrosion before reassembly. This hose is listed for 1998-2002 Honda Accord thermostat to pipe-1 applications, so match the original formed shape to the vehicle layout before final installation.
Quality Assurance
Gates manufactures this molded heater hose as an OE-style replacement using EPDM material and factory-molded dimensions for accurate fitment. Part number 18399 is built to the listed specifications for Honda Accord cooling system service.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2002 | Honda | Accord | 2.3L | L4 | GAS | Thermostat To Pipe-1 | Molded Heater Hose |
| 2001 | Honda | Accord | 2.3L | L4 | GAS | Thermostat To Pipe-1 | Molded Heater Hose |
| 2000 | Honda | Accord | 2.3L | L4 | GAS | Thermostat To Pipe-1 | Molded Heater Hose |
| 1999 | Honda | Accord | 2.3L | L4 | GAS | Thermostat To Pipe-1 | Molded Heater Hose |
| 1998 | Honda | Accord | 2.3L | L4 | GAS | Thermostat To Pipe-1 | Molded Heater Hose |
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