{"product_id":"radium-engineering-subaru-wrx-sti-ej-series-engines-top-feed-fuel-rails-w-top-port","title":"Radium Engineering Top Feed Fuel Rails | Subaru WRX \/ STI EJ-Series (20-0577-02)","description":"\u003ch1\u003eRadium Engineering Top Feed Fuel Rails\u003c\/h1\u003e\n\u003ch2\u003eFits Subaru WRX and STI EJ-Series Engines\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e 20-0577-02\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\nThe Radium Engineering Subaru WRX\/STI EJ-Series Engines Top Feed Fuel Rails are a high-performance upgrade designed for enthusiasts seeking reliable fuel delivery and optimal clearance in tight engine bay spaces. Crafted with precision CNC machining, these fuel rails are built to withstand demanding conditions and support high-performance applications. They are ideal for those who want to enhance fuel system efficiency, especially in setups utilizing top-feed injectors or E85 fuel. Whether you're building a race-ready machine or upgrading for increased durability, these fuel rails provide a robust solution for your Subaru EJ engine.\n\u003ch3\u003eKey Features\u003c\/h3\u003e\nDesigned for durability and precision, these fuel rails feature anodized aluminum construction for corrosion resistance and lightweight strength. The top port configuration allows for easier installation in applications with clearance issues around AVCS components. Compatible with E85 fuel, they support high-performance fueling needs. The CNC-machined finish ensures a perfect fit and consistent flow, helping to improve fuel atomization and delivery. The rails are engineered to match factory specifications for a seamless upgrade.\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\nConstructed from high-quality aluminum with CNC machining, these fuel rails are anodized for added corrosion resistance and durability. The top port design is specifically engineered to accommodate applications with limited clearance, making them versatile for various Subaru WRX\/STI builds. The precision machining ensures a perfect fit and consistent fuel flow, supporting high-performance fueling systems.\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\nThese fuel rails are designed for straightforward installation on Subaru WRX and STI EJ-Series engines. They are compatible with factory and aftermarket top-feed injectors, making them an ideal upgrade for custom fuel setups. Proper fitment ensures reliable fuel delivery and helps maintain engine performance.\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\nThe package includes the CNC-machined top feed fuel rails with top port configuration, ready for installation on compatible Subaru EJ engines. Hardware and fittings are not included and may need to be sourced separately.\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\nThis product is perfect for Subaru enthusiasts upgrading their fuel system for increased performance, those running high-flow or E85 injectors, and anyone needing a reliable, clearance-friendly fuel rail solution for EJ-series engines.","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":51635928989983,"sku":"20-0577-02","price":181.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/557f04b44ba0b91fd51effcaae1231edL.jpg?v=1771149039","url":"https:\/\/shop.wheelflip.com\/products\/radium-engineering-subaru-wrx-sti-ej-series-engines-top-feed-fuel-rails-w-top-port","provider":"WheelFlip","version":"1.0","type":"link"}