{"product_id":"radium-fuel-rail-plumbing-kit-for-subaru-ej-engines","title":"Radium - Fuel Rail Plumbing Kit for Subaru EJ Engines","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Fuel Rail Plumbing Kit for Subaru EJ Engines\u003c\/strong\u003e is engineered specifically to compliment Radium top-feed fuel rail conversions and upgrades on Subaru EJ20, EJ22, and EJ25 turbo engines. Interfacing directly with the factory feed and return hard lines near the left-hand strut tower, this kit provides a complete under-hood plumbing solution including pre-crimped PTFE lines, high-flow distribution fittings, and an adjustable Radium Direct Mount Regulator (DMR).\u003c\/p\u003e\n\n\u003ch3\u003ePlumbing Routing Configurations:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20-0978 (Series Flow Plumbing Kit):\u003c\/strong\u003e Feeds the primary fuel rails in series from bank to bank before returning through the regulator. Retains clean, simplified engine bay routing ideal for street, track day, and moderate horsepower setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20-0984 (Parallel Flow Plumbing Kit):\u003c\/strong\u003e Splits fuel delivery equally to both cylinder banks simultaneously via a high-flow Y-distribution block, returning both rails directly to a dedicated 4-port regulator. Eliminates fuel pressure and volume differentials across cylinder banks, essential for high-horsepower (500+ WHP) and E85 ethanol racing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Performance Features:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Engine Bay Solution:\u003c\/strong\u003e Includes pre-crimped -6AN PTFE fuel lines, -6AN adapter fittings, billet distribution block, and Radium DMR fuel pressure regulator.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVapor-Free PTFE Construction:\u003c\/strong\u003e Smooth-bore conductive PTFE inner core wrapped in stainless steel braid and black CPE jacket prevents fuel odor permeation and handles extreme motorsport pressures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Strut Tower Interface:\u003c\/strong\u003e Connects directly to OEM Subaru firewall hard lines without cutting or flaring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNotice: Designed specifically for use with Radium Engineering Subaru EJ fuel rails. Incompatible with factory OEM side-feed fuel rails.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"dm-motorsport-notice\" style=\"border-left: 3px solid #e11d48; background: rgba(225, 29, 72, 0.05); padding: 12px 16px; margin: 20px 0; border-radius: 4px; font-size: 0.9em; color: #881337;\"\u003e\n  \u003cstrong\u003eNotice:\u003c\/strong\u003e This product is designed and intended strictly for off-road closed-course motorsport competition and racing vehicles.\n\u003c\/div\u003e","brand":"Radium Engineering","offers":[{"title":"Series Flow Plumbing Kit","offer_id":50519186145438,"sku":"20-0978","price":579.95,"currency_code":"CAD","in_stock":true},{"title":"Parallel Flow Plumbing Kit","offer_id":50519186178206,"sku":"20-0984","price":579.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/6460\/0734\/files\/radium-subaru-ej-fuel-rail-plumbing-series-20-0978.jpg?v=1790139442","url":"https:\/\/dm-performance.ca\/products\/radium-fuel-rail-plumbing-kit-for-subaru-ej-engines","provider":"DM Performance","version":"1.0","type":"link"}