{"product_id":"standard-ignition-pr579-fuel-injection-pressure-regulator","title":"Standard Ignition PR579 Fuel Injection Pressure Regulator","description":"\u003ch2\u003eReliable Fuel Injection Pressure Regulator for Lexus Vehicles\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR579 fuel injection pressure regulator is designed to maintain consistent fuel pressure in your Lexus LC500h, LS500, NX300, RX350, and other compatible models. Engineered for gas systems, this new, direct-mount regulator ensures optimal fuel delivery and engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNon-adjustable fuel injection pressure regulator\u003c\/li\u003e\n\u003cli\u003eConstructed from durable cast iron with a silver finish\u003c\/li\u003e\n\u003cli\u003eSingle inlet and outlet port for returnless fuel systems\u003c\/li\u003e\n\u003cli\u003ePlug-type connector for straightforward installation\u003c\/li\u003e\n\u003cli\u003eCompatible with Lexus LC500h, LS500, LS500h, NX200t, NX300, NX300h, RX350, RX350L, RX450h, and RX450hL\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Construction and Precise Fuel Regulation\u003c\/h2\u003e\u003cp\u003eThe PR579 fuel injection pressure regulator by Standard Ignition is crafted from cast iron and steel, providing strength and longevity under demanding engine conditions. Its silver finish offers corrosion resistance, while the direct mounting type simplifies installation. Designed specifically for gas fuel systems, this returnless regulator maintains steady fuel pressure by controlling the flow between the fuel rail and tank without the need for a return line. The single inlet and outlet ports support efficient fuel management, and the plug-type connector ensures a secure electrical connection.\u003c\/p\u003e\u003ch2\u003eCompatible Lexus Models and Applications\u003c\/h2\u003e\u003cp\u003eThis fuel injection pressure regulator is compatible with a range of Lexus models, including the LC500h, LS500, LS500h, NX200t, NX300, NX300h, RX350, RX350L, RX450h, and RX450hL. The PR579 part number corresponds to a new, direct-mount regulator designed to meet OEM specifications for these vehicles, ensuring proper fit and function within the fuel injection system.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the PR579 Regulator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInconsistent fuel pressure causing engine hesitation or stalling\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to improper fuel delivery\u003c\/li\u003e\n\u003cli\u003eRough idling or engine misfires related to fuel pressure fluctuations\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by fuel system faults\u003c\/li\u003e\n\u003cli\u003eFuel leaks or pressure drops from worn or damaged regulators\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool and fuel system pressure is relieved before installation\u003c\/li\u003e\n\u003cli\u003eUse OEM or equivalent tools to avoid damage to the regulator or fuel lines\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle’s wiring harness for proper fit\u003c\/li\u003e\n\u003cli\u003eInspect fuel lines and seals for wear during replacement\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for mounting bolts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR579 fuel injection pressure regulator is a new, high-quality replacement part manufactured to meet or exceed OEM standards. Constructed from cast iron and steel with a corrosion-resistant finish, it offers reliable performance for Lexus gas fuel systems. While specific warranty details may vary, Standard Ignition parts typically come with a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44696500175029,"sku":"FBHK-PR579","price":50.48,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_PR579_Fro.jpg?v=1775093308","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-pr579-fuel-injection-pressure-regulator","provider":"PartCatalog","version":"1.0","type":"link"}