What is the purpose of the heater return hose?

The heater return hose is part of your Jeep's heating system. It carries heated coolant from the heater core back to the water pump, allowing the engine to maintain its operating temperature and providing cabin heat.

Does this hose come with any clamps?

This Omix heater return hose does not include installation clamps. You will need to source appropriate heater hose clamps separately to ensure a secure and leak-free connection.

What makes this hose a direct fit?

This hose is a direct fit because it matches the original equipment's length, inner diameter, and connection points. It's designed to install in the factory location without modification, replacing OE part 52003907.

Specifications

Brand: OMIX
Part #: 17116.56
UPC: 804314159597

OMIX

Omix Supply Return Hose 4.2L 87-90 Jeep Wrangler YJ

Name: Omix Supply Return Hose 4.2L 87-90 Jeep Wrangler YJ
Brand: OMIX
SKU: omix-omix-supply-return-hose-4-2l-87-90-jeep-wrangler-yj-t14-440721
Price: 34.69 USD
Availability: BackOrder

$34.69

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 1987-1990 Jeep Wrangler YJ. This Omix heater return hose is a direct fit for 4.2L engines, replacing OE 52003907.

Key Features

Fits 1987-1990 Jeep Wrangler YJ with 4.2L engines.
Replaces OE part number 52003907.
Hose is 22 inches in length with a 0.59-inch inner diameter.
Designed to connect the heater core inlet to the water pump.
Built for durability and long-lasting performance.
Backed by a limited 5-year warranty.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

When you're tackling a cooling system refresh on your 1987-1990 Jeep Wrangler YJ with the 4.2-liter engine, replacing the heater return hose is a key step. This hose carries coolant from the heater core back to the water pump, and a worn-out one can lead to leaks and poor cabin heat. Omix offers a direct replacement that matches the original equipment specifications, ensuring a straightforward installation.

This particular hose measures 22 inches long and has an inner diameter of 0.59 inches, designed to connect the heater core inlet to the water pump. It's built to last, offering a durable and long-lasting solution to keep your Jeep's heating system functioning properly. Omix stands behind their parts with a limited 5-year warranty, giving you confidence in its reliability.