Gates 18430 HVAC Heater Hose - Auxiliary Heater Pipe-2 To Tee-2

Gates 18430 Molded Heater Hose Overview

The Gates 18430 molded heater hose is a factory-molded, OEM-style coolant hose built for tight engine compartments. It is made from EPDM and is approved for coolant, water, air, and marine applications.

For Toyota 4Runner and Toyota Pickup heater hose service, this molded Gates hose follows the original routing needed for the auxiliary heater pipe-to-tee connection. The Gates Molded Heater Hose line is focused on direct-fit replacement shapes for compact engine bays where straight hose sections do not match the factory path.

Key Features

• Brand: Gates
• Part number: 18430
• Gates Molded Heater Hose product line
• EPDM construction for coolant and heater service
• Factory-molded shape for tighter engine compartments
• 0.5 in. inside diameter at both ends
• 23.4 in. centerline length
• Compatible with coolant, water, air, and marine applications

Detailed Description

Gates 18430 is a molded heater hose designed to match OEM-style routing in vehicles with limited underhood space. Its 0.5-inch end diameters and 23.4-inch centerline length support the factory hose path used in the auxiliary heater pipe-to-tee position. This makes it a practical replacement for service work on 1985-1987 Toyota 4Runner and 1985-1987 Toyota Pickup applications listed below. This part cross-references ACI 87317 for the same application.

Compatible With 1987 Toyota 4Runner, Auxiliary Heater Pipe-2 To Tee-2. Compatible With 1987 Toyota Pickup, Auxiliary Heater Pipe-2 To Tee-2. Compatible With 1985-1986 Toyota 4Runner, Auxiliary Heater Pipe-2 To Tee-2. Compatible With 1985-1986 Toyota Pickup, Auxiliary Heater Pipe-2 To Tee-2.

Common Problems This Hose Can Address

• Cracked or hardened heater hose material
• Incorrect hose routing in a tight engine bay
• Coolant seepage at a worn hose section
• Loss of heater circuit flow from a deteriorated hose
• Replacement needs for molded auxiliary heater hose routing

Installation Notes and Tips

Verify hose routing, end diameters, and centerline length before installation. This molded hose is listed for the auxiliary heater pipe-to-tee position on the specified Toyota 4Runner and Toyota Pickup applications, including 1985-1986 models noted as cut-to-fit and 1987 models listed as radiator and HVAC compatible coolant and heater hose service. Confirm the original path and connection points before final fitment.

Quality Assurance

Gates manufactures this molded heater hose as an OEM-style replacement built for factory-fit routing and material compatibility in coolant service. The EPDM construction and molded profile support consistent fitment for the listed Toyota applications.