{"product_id":"standard-ignition-pr451-fuel-injection-pressure-regulator","title":"Standard Ignition PR451 Fuel Injection Pressure Regulator","description":"\u003ch2\u003eOverview of Standard Ignition Fuel Injection Pressure Regulator PR451\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR451 fuel injection pressure regulator is designed for precise fuel pressure control in Subaru vehicles. This adjustable regulator ensures consistent fuel delivery for models including the Forester, Impreza, Legacy, and Outback.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAdjustable fuel pressure regulator for fine-tuning\u003c\/li\u003e\n\u003cli\u003eCompatible with Subaru Forester, Impreza, Legacy, and Outback\u003c\/li\u003e\n\u003cli\u003eConstructed from durable steel with a silver finish\u003c\/li\u003e\n\u003cli\u003eIncludes o-ring and caution sheet for proper installation\u003c\/li\u003e\n\u003cli\u003eFeatures one inlet and one outlet with straight nipple orientation\u003c\/li\u003e\n\u003cli\u003eReference port included for accurate pressure monitoring\u003c\/li\u003e\n\u003cli\u003eNew part, not remanufactured\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR451 is a new fuel injection pressure regulator engineered to maintain optimal fuel pressure within the gas fuel system of select Subaru models. Its adjustable design allows mechanics and technicians to calibrate fuel pressure precisely, improving engine performance and fuel efficiency. The regulator is made from steel with a silver finish, providing durability and corrosion resistance. It features a single inlet and outlet with straight nipple orientation, simplifying hose connections. The included reference port enables accurate pressure readings during diagnostics or tuning. Additionally, the package contains an o-ring and a caution sheet to ensure proper installation and safe operation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains consistent fuel pressure for smooth engine operation\u003c\/li\u003e\n\u003cli\u003ePrevents fuel pressure fluctuations that can cause poor acceleration\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling related to fuel delivery inconsistencies\u003c\/li\u003e\n\u003cli\u003eSupports fuel system diagnostics with included reference port\u003c\/li\u003e\n\u003cli\u003eReplaces faulty or worn pressure regulators in Subaru Forester, Impreza, Legacy, and Outback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is compatible: Subaru Forester, Impreza, Legacy, or Outback\u003c\/li\u003e\n\u003cli\u003eUse the included o-ring to prevent fuel leaks at the connection points\u003c\/li\u003e\n\u003cli\u003eFollow the caution sheet instructions carefully to avoid damage during installation\u003c\/li\u003e\n\u003cli\u003eCheck fuel pressure with the reference port after installation to verify proper operation\u003c\/li\u003e\n\u003cli\u003eAdjust the regulator as needed to achieve manufacturer-recommended fuel pressure settings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR451 fuel injection pressure regulator is a new, high-quality replacement part manufactured to meet or exceed OEM specifications. It undergoes rigorous quality control to ensure reliable performance and durability. While specific warranty details may vary, Standard Ignition parts typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44696495849653,"sku":"FBHK-PR451","price":115.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_PR451_Fro.jpg?v=1775081892","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-pr451-fuel-injection-pressure-regulator","provider":"PartCatalog","version":"1.0","type":"link"}