Subaru OEM Radiator STI 2009-2014 | 45119SC090

Overview

The Genuine Subaru OEM Radiator (Part #45119SC090) is the factory-original cooling system component designed specifically for the 2009–2014 Subaru STI. Built to the same exacting standards as the unit that left the factory, this OEM radiator ensures optimal engine cooling performance, exact fitment, and long-term reliability — critical for the high-output EJ257 turbocharged engine found in the STI.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to factory specifications, ensuring the same fit, form, and function as the original radiator.
• Exact-Fit Guarantee — Designed exclusively for 2009–2014 Subaru STI; no modifications or adapter hardware required for installation.
• Optimal Engine Cooling — Engineered to handle the thermal demands of the turbocharged EJ257 engine under both daily driving and performance conditions.
• Factory Warranty Coverage — Backed by Subaru's OEM parts warranty, giving you confidence in your investment.
• Corrosion-Resistant Construction — Built with OEM-grade materials to resist corrosion and withstand the high-heat environment of a turbocharged application.
• Direct Hose & Fitting Compatibility — All inlet/outlet ports, mounting tabs, and transmission cooler lines (if applicable) align perfectly with factory locations.

What's Included

• 1x Genuine Subaru OEM Radiator (Part #45119SC090)

Specifications

Fitment & Compatibility

This radiator is a direct OEM replacement for the following Subaru vehicles:

2009-2014 Subaru STI

Always verify your vehicle's VIN and current part number before ordering to confirm compatibility. Subaru part #45119SC090 is the OEM cross-reference for this application.

Installation

This is a direct OEM replacement radiator and installs in the factory location using the existing mounting hardware and hose connections. While mechanically inclined owners may complete this installation at home, professional installation by a qualified Subaru technician is recommended to ensure proper torque specifications, coolant fill procedures, and system pressure testing are performed correctly.