Gates 12212 HVAC Heater Hose - Heater Outlet

Gates 12212 Molded Heater Hose Overview

The Gates 12212 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 suitable for coolant, water, and air service, with marine application approval noted by the manufacturer.

Compatible with select Honda heater outlet applications, this molded EPDM hose supports clean routing and a secure fit in compact HVAC and cooling system layouts. It is a practical replacement for vehicles such as the Honda City and Honda Fit when the original hose shape and size matter.

Key Features

• Factory-molded design for tighter engine compartments
• EPDM construction for coolant, water, and air service
• Small inside diameter: 0.63 in. / 16 mm at both ends
• Centerline length: 16.5 in. / 419 mm
• OEM-style replacement hose for heater outlet routing
• Approved for marine applications per manufacturer information
• Gates part number 12212 for catalog matching and service lookup

Detailed Description

Gates Molded Heater Hose 12212 is formed to follow the original routing used in compact vehicle engine compartments, helping maintain proper hose alignment around HVAC and cooling system components. The EPDM material is selected for fluid-handling durability in coolant and water circuits, while the molded shape supports a cleaner installation than universal straight hose stock. This part number 12212 is listed for 2015-2021 Honda City, heater outlet, and 2015-2020 Honda Fit, heater outlet. For buyers searching Honda City heater hose replacement or Honda Fit molded heater hose 12212, this hose matches the factory-style layout needed for those applications.

This part cross-references BBB Industries 13212 for the same application.

Common Problems This Hose Can Address

• Cracked or leaking heater hose at the outlet connection
• Incorrect hose routing in a tight engine compartment
• Collapsed or hardened hose material from age and heat
• Loss of coolant flow through the heater circuit
• Fitment issues caused by using a straight universal hose

Installation Notes and Tips

Verify end diameters and centerline length before installation to confirm the hose matches the original routing. Inspect adjoining clamps, fittings, and mating surfaces for wear or corrosion before transferring the new hose into place. Because this is a molded hose, align it to the factory path before tightening connections to avoid twist or stress at the ends.

Quality Assurance

Gates is known for producing OE-style fluid transfer components, and this molded heater hose follows that approach with factory-shaped routing and application-specific sizing. The 12212 is built for direct replacement use in the listed Honda City and Honda Fit heater outlet applications.