Radium Engineering Fuel Rail Adapter Subaru Impreza 2.5i (EJ253) | JDM Ver8/9 (EJ207) STI

$49.95 USD

Select your vehicle to confirm fit

Radium Engineering – Fuel System Accessories. Fits Subaru WRX STI GD, Subaru WRX STI GR/GV, Subaru WRX STI VA.

  • Made to order — subject to stock confirmation.
  • Your card is authorized now, charged only once we confirm stock (usually within 24 hours).
  • Ships from our Wisconsin warehouse. Delivery 3–7 business days.
  • Ships direct from our supplier network — delivery depends on supplier availability.
  • Not sure it fits? Ask us →

Radium Engineering Fuel Rail Adapter for Subaru Impreza 2.5i (EJ253) & JDM Ver8/9 (EJ207) STI

If you're looking to upgrade your Subaru Impreza 2.5i (EJ253) or JDM Ver8/9 (EJ207) STI, the Radium Engineering Fuel Rail Adapter is a fantastic choice. These adapters are specifically designed to help you eliminate the tumble generator valves, making them perfect for modified engines.

Compatibility and Fitment

These adapters allow you to use any OEM or aftermarket Subaru top feed fuel rail, including the popular Radium 20-0577. The clever slotted hole positioning is tailored for the Subaru EJ253 intake manifold, and by moving the adapters outward, you can ensure a snug fit for the Ver8/9 JDM EJ207 STI intake manifold.

Quality You Can Trust

Crafted from CNC machined billet 6061 aluminum, these adapters are not only durable but also stylish. The anodized finish and laser-etched details add a touch of flair, while the included stainless steel hardware ensures a secure installation.

Key Features

  • CNC Machined Billet 6061 Aluminum
  • Anodized and Laser Etched for a sleek look
  • Includes Stainless Steel Hardware for easy installation

Fitment Details

  • Subaru Impreza 2.5i (EJ253)
  • JDM Ver8/9 (EJ207) STI

Upgrade your fuel system with confidence and enjoy the performance benefits that come with a well-fitted fuel rail adapter. Your Subaru deserves the best!

Proposition 65

âš WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Fitment: Subaru WRX STI GD (2004-2007) EJ257 2.5T; Subaru WRX STI GR/GV (2008-2014) EJ257 2.5T; Subaru WRX STI VA (2015-2021) EJ257 2.5T

Please confirm year, trim and engine before ordering.

Shop by vehicle

Pick your car once — we’ll only show parts that fit.

Popular makes