Gates 12487 HVAC Heater Hose

Gates Molded Heater Hose for Tesla S

The Gates Molded Heater Hose, part number 12487, is a factory-molded coolant hose built for tight engine and thermal-management routing. It is made from EPDM and follows an OEM-style shape for clean fitment in compact spaces.

• Brand: Gates Molded Heater Hose line
• Part number: 12487
• EPDM construction for coolant, water, and air service
• Factory-molded profile for tighter routing areas
• Small inside diameters: 18 mm (0.717 in) and 15 mm (0.598 in)
• Centerline length: 219 mm (8.625 in)
• Approved for marine applications

Product Details

Gates 12487 is a molded heater hose designed around OEM-style routing for modern compact compartments. The molded shape helps maintain the intended hose path between components, and the EPDM material is suited for coolant transfer in HVAC and thermal-management systems. This Gates Molded Heater Hose is listed for 2012-2016 Tesla S applications, including the DCDC Converter to Battery Heater hose route.

This part cross-references Bosch 13487 for the same application.

Common Issues It Can Address

• Cracked or deteriorated coolant hose material
• Improper hose routing in tight Tesla S thermal-management spaces
• Leaks at a molded hose section with aging EPDM
• Restricted coolant flow from a damaged or collapsed hose
• Service replacement for the DCDC Converter to Battery Heater hose path on Tesla S models

Installation Notes and Tips

Verify hose routing, end diameters, and centerline length before installation. Confirm the vehicle application as 2012-2016 Tesla S, DCDC Converter to Battery Heater, and compare the original hose shape to the molded profile of Gates 12487. Inspect adjoining fittings and clamps for wear before reassembly.

Quality Assurance

Gates manufactures this molded heater hose as an OEM-style replacement part for precise routing and dependable material performance in coolant, water, and air applications.