Subaru OEM Heater Hose - Outlet (11-13 Forester - 25B) | 72421SC010

Overview

The Genuine Subaru OEM Heater Hose – Outlet (Part #72421SC010) is a factory-replacement coolant hose designed specifically for 2011–2013 Subaru Forester 2.5B trim vehicles. As an OEM component, it delivers the exact fit, material quality, and performance specifications required by Subaru engineers — eliminating the guesswork of aftermarket alternatives and ensuring long-lasting, leak-free operation in your vehicle's heating and cooling system.

Key Features & Benefits

• Genuine Subaru OEM Quality – Manufactured to factory specifications for guaranteed compatibility and reliability with your 2011–2013 Forester.
• Exact-Fit Design – Engineered as a direct replacement for Part #72421SC010, ensuring proper routing, sealing, and connection with no modifications required.
• Premium Materials – Constructed from Subaru-approved rubber and reinforcement compounds designed to withstand engine heat, coolant chemistry, and pressure cycling over the long term.
• Leak-Free Performance – Precision-formed hose ends match OEM fittings exactly, reducing the risk of coolant leaks that can lead to overheating or heater core damage.
• Factory Warranty Backed – Covered under Subaru's genuine parts warranty for peace of mind.
• Outlet-Side Replacement – Specifically the outlet heater hose, ensuring you receive the correct hose for the return side of the heater core circuit.

What's Included

• 1 × Genuine Subaru OEM Heater Hose – Outlet (Part #72421SC010)

Specifications

Fitment & Compatibility

This heater hose is designed for the following Subaru vehicles:

Always verify your vehicle's VIN and trim level before ordering to confirm fitment. Cross-reference Subaru OEM Part Number 72421SC010 with your dealer parts catalog for additional confirmation.

Installation

This is a direct bolt-on / slip-fit OEM replacement hose. Installation involves draining the coolant system, removing the old outlet heater hose, installing the new hose with the factory clamps (reuse OEM clamps in good condition or replace as needed), and refilling and bleeding the cooling system. Basic mechanical skill and common hand tools are sufficient for most home mechanics. If you are unfamiliar with cooling system service, professional installation is recommended to ensure proper sealing and coolant refill procedures are followed.