OE Quality
60-Day Returns

Gates 18170 HVAC Heater Hose - Throttle Body To Thermostat
Reliable HVAC Heater Hose for Honda Ridgeline
The Gates Molded Heater Hose 18170 is engineered to provide dependable heating system performance for your Honda Ridgeline. Designed with durable EPDM material and precise molded construction, this heater hose ensures a secure fit and long-lasting operation.
- Constructed from high-quality EPDM material for heat and chemical resistance
- Molded design for exact fit and easy installation
- Centerline length of 203 mm (8 inches) for accurate replacement
- Consistent inside diameter of 7 mm (.29 inches) on both ends
- Compatible specifically with Honda Ridgeline models
Detailed Product Description
The Gates Molded Heater Hose 18170 is part of the Molded Heater Hose product line, known for precision-engineered hoses that meet or exceed OEM specifications. This hose features a molded design that eliminates the need for additional fittings, reducing potential leak points and simplifying installation. Made from EPDM, the hose resists heat, ozone, and coolant chemicals, making it suitable for the HVAC system's demanding environment. With a centerline length of 203 mm (8 inches) and an inside diameter of 7 mm (.29 inches) on both ends, it provides a perfect fit for the heating system in Honda Ridgeline vehicles.
Applications and Problem Solving
- Replaces worn or cracked heater hoses in Honda Ridgeline HVAC systems
- Prevents coolant leaks that can cause engine overheating
- Restores proper heater core function for consistent cabin heating
- Eliminates issues related to hose swelling or brittleness
- Ensures secure coolant flow with molded construction reducing failure points
Installation Notes and Tips
When installing the Gates Molded Heater Hose 18170, ensure the engine is cool to avoid burns from hot coolant. Verify the hose routing matches the original to prevent kinks or interference with other components. The molded design allows for straightforward replacement without additional fittings. Inspect hose clamps and replace if necessary to maintain a secure seal.
Quality Assurance and Warranty
Gates manufactures the Molded Heater Hose 18170 to meet strict quality standards, ensuring durability and reliable performance in HVAC applications. The EPDM material and molded construction contribute to long service life. Please refer to Gates' official warranty policy for specific coverage details.
| Brand | Gates |
| Part Number | 18170 |
| Position | Molded Heater Hose, Throttle Body To Thermostat |
| Material | Epdm |
| End 1 Inside Diameter | .29 |
| End 1 Inside Diameter | 7 |
| End 2 Inside Diameter | .29 |
| End 2 Inside Diameter | 7 |
| Centerline Length | 203 |
| Centerline Length | 8 |
| Branch Quantity | 0 |
| 9839 | Yes |
| 9845 | 0 |
| Centerline Length (in) | 8 |
| Centerline Length (mm) | 203 |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Honda | Ridgeline | 3.5L | V6 | GAS | Throttle Body To Thermostat | Molded Heater Hose |
| 2013 | Honda | Ridgeline | 3.5L | V6 | GAS | Throttle Body To Thermostat | Molded Heater Hose |
| 2012 | Honda | Ridgeline | 3.5L | V6 | GAS | Throttle Body To Thermostat | Molded Heater Hose |
| 2011 | Honda | Ridgeline | 3.5L | V6 | GAS | Throttle Body To Thermostat | Molded Heater Hose |
| 2010 | Honda | Ridgeline | 3.5L | V6 | GAS | Throttle Body To Thermostat | Molded Heater Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.