Gates 12472 HVAC Heater Hose - Water Pump Inlet

Gates Molded Heater Hose for Tight Engine Bays

The Gates 12472 molded heater hose is an OEM-style coolant hose built for smaller, tighter engine compartments where a straight hose will not route correctly. It is made from EPDM and is approved for coolant, water, air, and marine applications.

Compatible with 2017-2018 Hyundai Ioniq at the water pump inlet, this molded hose supports the factory routing needed for a clean, secure fit. The Gates Molded Heater Hose line focuses on shaped replacement hoses that match original routing requirements in modern engine layouts.

Key Features

• Factory-molded shape for OE-style routing
• EPDM construction for coolant system service
• Small inside diameters for compact hose connections
• Centerline length: 18.2 in. (462 mm)
• End 1 inside diameter: 0.71 in. (18 mm)
• End 2 inside diameter: 0.63 in. (16 mm)
• Approved for coolant, water, air, and marine use
• Gates 12472 replacement hose for select Hyundai Ioniq applications

Detailed Description

Gates 12472 is a molded heater hose engineered to follow the original hose path in compact engine bays. Its EPDM material helps it serve in heater and coolant routing where a formed hose is required, and the molded profile supports proper alignment at the water pump inlet. For buyers searching for a 2017 Hyundai Ioniq water pump inlet hose or a 2018 Hyundai Ioniq molded heater hose, this part number provides the correct OE-style shape for the listed application.

This part cross-references Hyundai OE-style applications such as 369200E500 and F10630 for the same application.

Common Problems This Hose Can Address

• Cracked or deteriorated heater hose material
• Improper routing from a straight replacement hose
• Coolant seepage at a worn hose connection
• Fitment issues in tight engine compartments
• Replacement needs at the water pump inlet on select Hyundai Ioniq models

Installation Notes and Tips

Verify hose routing against the original part before installation. Inspect the mating necks, clamps, and nearby coolant components for wear or corrosion, and replace any damaged sealing surfaces before refilling the system. Confirm the hose is seated fully at the water pump inlet on 2017-2018 Hyundai Ioniq applications.

Quality Assurance

Gates is known for OE-style replacement hoses that follow factory-molded dimensions and application-specific routing. Part number 12472 is built to match the listed fitment and material requirements for the specified vehicle application.