{"product_id":"radium-engineering-08-21-subaru-wrx-sti-ej257-only-ra-series-fuel-pressure-regulator-kit","title":"Radium Engineering 08-21 Subaru WRX STi (EJ257 Only) RA-Series Fuel Pressure Regulator Kit (RAD20-0965)","description":"\u003ch2\u003eRadium Engineering 08-21 Subaru WRX STi (EJ257 Only) RA-Series Fuel Pressure Regulator Kit\u003c\/h2\u003e\u003cp\u003e2008+ STi Fuel Pressure Regulator Kit by Radium This kit is made for use in the USDM 2008-2017 Subaru WRX STi (EJ257 only) and replaces the OEM fuel pressure regulator and damper assembly.\u003c\/p\u003e\u003cp\u003eThe factory STi fuel line routing uses a quasi dead-end system that circulates fuel through the regulator, bypassing the engine.\u003c\/p\u003e\u003cp\u003eFuel is only routed to the engine when there is demand.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplaces the factory regulator and re-routes fuel to cycle through the rails before reaching the regulator\u003c\/li\u003e\n\u003cli\u003eAdjustment from 20psi-up with a 1:1 vacuum reference\u003c\/li\u003e\n\u003cli\u003eInterchangeable orifices allow the user to tune the regulator for any fuel pump flow\u003c\/li\u003e\n\u003cli\u003eInstalls in the same location as the OEM fuel pressure regulator\u003c\/li\u003e\n\u003cli\u003eIncludes vacuum hose and fittings to re-route the vacuum reference line from the #4 cylinder runner to the intake manifold plenum for a more stable vacuum signal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2015 - 2021 Subaru WRX STI\u003c\/li\u003e\n\u003cli\u003e2008 - 2014 Subaru Impreza WRX STi\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 - Fuel Pressure Regulator\u003c\/li\u003e\n\u003cli\u003ePlumbing, Fittings \u0026amp; Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 20-0965\u003c\/li\u003e\n\u003cli\u003eManufacturer Standard Warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":47034828718332,"sku":"RAD20-0965","price":256.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1128\/7276\/files\/a98c4f8e3177b1dac604b535c37bcce7L.jpg?v=1743722094","url":"https:\/\/jdcustomsusa.com\/products\/radium-engineering-08-21-subaru-wrx-sti-ej257-only-ra-series-fuel-pressure-regulator-kit","provider":"JD Customs U.S.A","version":"1.0","type":"link"}