Gates 19053 HVAC Heater Hose - Pipe-1 To Heater

Gates 19053 Molded Heater Hose Overview

The Gates 19053 molded heater hose is an OEM-style coolant hose built for tight engine bays where a straight hose will not route correctly. It is formed to match factory-style bends and is made from EPDM for use in coolant, water, and air applications, with marine application approval noted by the manufacturer.

Compatible with 1996-1997 Toyota RAV4, Pipe-1 To Heater, this molded heater hose supports a direct-fit replacement path for the factory routing. The Gates Molded Heater Hose line is focused on small I.D. molded hoses for modern, compact engine compartments.

Key Features

• Gates part number 19053
• Factory-molded, OE-style hose shape
• EPDM construction for heater and coolant service
• Small inside diameters: 16 mm (.63 in) and 18 mm (.71 in)
• Centerline length: 688 mm (27.1 in)
• Suitable for coolant, water, and air applications
• Approved for marine applications per manufacturer description

Detailed Product Description

Gates 19053 is a molded heater hose designed to follow the original routing in compact engine compartments where fitment and bend geometry matter. Its EPDM material helps it serve in heater and coolant circuits, while the molded construction supports a factory-style installation profile. For Toyota RAV4 owners searching for a molded heater hose for 1996-1997 Toyota RAV4 Pipe-1 To Heater applications, this part number provides a direct reference point for replacement planning.

This part cross-references Carlson 19053 for the same application. The Gates Molded Heater Hose product line is intended for smaller-diameter hose routing where a formed hose is required to match the vehicle’s original layout.

Common Problems This Hose Can Address

• Cracked or aged heater hose material
• Incorrect hose routing in tight engine compartments
• Coolant seepage at a deteriorated molded section
• Restricted fitment when a straight hose cannot follow the factory path
• Replacement needs for a 1996-1997 Toyota RAV4 heater hose route

Installation Notes and Tips

Verify the end diameters and centerline length before installation to confirm the hose matches the original routing. Compare the molded shape to the removed hose and inspect adjoining heater pipe connections for wear, corrosion, or residue before assembly. For best results, install on a cool engine and confirm the hose seats fully at both ends.

Quality Assurance

Gates manufactures this molded heater hose as an OEM-style replacement part for vehicle cooling and heater system service. The EPDM construction and factory-molded profile reflect the brand’s focus on fit and routing accuracy for applications such as the Toyota RAV4.