Subaru OEM Coolant Crossover Hose (20-25 Legacy - 25D) | 14088AA070

Overview

The Genuine Subaru OEM Coolant Crossover Hose (Part #14088AA070) is a factory-replacement cooling system hose designed specifically for the 2020–2025 Subaru Legacy with the 2.5L (25D) engine. As an authentic OEM component sourced directly from Subaru, this hose ensures an exact fit, optimal coolant flow, and long-term reliability — keeping your engine running at the correct operating temperature. If your original hose is cracked, leaking, or showing signs of wear, replacing it with a genuine Subaru part is the safest and most reliable choice.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications, guaranteeing a perfect fit and full compatibility with your Legacy's cooling system.
• Exact-Fit Replacement — Designed as a direct, drop-in replacement for Part #14088AA070, eliminating guesswork or modification during installation.
• Premium Materials — Constructed from heat- and pressure-resistant rubber compounds engineered to withstand the demanding thermal cycles of the Subaru 2.5L boxer engine.
• Reliable Coolant Flow — Maintains proper coolant crossover flow to prevent overheating and protect your engine investment.
• Factory Warranty Coverage — Backed by Subaru's genuine parts warranty, providing peace of mind you won't get with aftermarket alternatives.
• Prevents Costly Repairs — A failed coolant hose can lead to overheating and serious engine damage; replacing it promptly with an OEM part protects your engine long-term.

What's Included

• 1× Genuine Subaru Coolant Crossover Hose (Part #14088AA070)

Specifications

Fitment & Compatibility

This coolant crossover hose is designed for the following Subaru vehicles equipped with the 2.5L (25D) engine:

Always verify your vehicle's model year, engine code, and trim level before ordering. Cross-reference with Subaru part number 14088AA070 to confirm compatibility.

Installation

This coolant crossover hose is a direct OEM replacement and installs using standard hand tools. The cooling system must be drained before removal of the old hose, and the system should be properly refilled and bled after installation. While mechanically inclined owners can perform this replacement at home, professional installation by a Subaru-trained technician is recommended to ensure correct torque specs and coolant system integrity. Always allow the engine to cool completely before beginning work on the cooling system.