{"product_id":"delphi-fp10423-fuel-injection-pressure-regulator","title":"Delphi FP10423 Fuel Injection Pressure Regulator","description":"\u003ch2\u003eFuel Pressure Control for OE Applications\u003c\/h2\u003e\u003cp\u003eThe Delphi FP10423 fuel injection pressure regulator is built for precise fuel system control in select Infiniti and Nissan applications. With a metal body, 44 system pressure rating, and OE-informed engineering, it supports stable fuel delivery for consistent engine operation.\u003c\/p\u003e\u003cp\u003eCompatible with 1997-2001 Infiniti Q45 and 1998-2001 Nissan Altima applications, the Delphi FP10423 is a direct-fit fuel injection pressure regulator for vehicles that require accurate pressure management in the fuel rail system.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMetal construction for fuel system durability\u003c\/li\u003e\n\u003cli\u003e44 system pressure specification\u003c\/li\u003e\n\u003cli\u003eOne push-in inlet and one hose outlet\u003c\/li\u003e\n\u003cli\u003eBolt-on mounting style\u003c\/li\u003e\n\u003cli\u003eNo gauge port and non-adjustable design\u003c\/li\u003e\n\u003cli\u003eOE-based engineering from Delphi, a long-time supplier to major automakers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe Delphi FP10423 is a fuel injection pressure regulator designed to maintain the correct fuel pressure for the engine management system. It uses a 11.0 mm push-in inlet and a 9.0 mm hose outlet, with a single inlet and outlet layout that matches the original fuel system configuration on supported vehicles. This part number is commonly searched as Delphi FP10423 fuel pressure regulator for Infiniti Q45 and Nissan Altima fuel injection repair.\u003c\/p\u003e\u003cp\u003eThis part cross-references Beck\/Arnley 158-0912 and Gates 23035 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFuel pressure that is too high or too low\u003c\/li\u003e\n\u003cli\u003eHard starting caused by unstable fuel delivery\u003c\/li\u003e\n\u003cli\u003eRough idle related to pressure regulation problems\u003c\/li\u003e\n\u003cli\u003eFuel smell or rich-running symptoms from regulator failure\u003c\/li\u003e\n\u003cli\u003eDriveability issues tied to inconsistent injector pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify inlet and outlet port sizes, mounting style, and system pressure before installation. This regulator uses a bolt mount, a push-in inlet, and a hose outlet, so the fuel line connections must match the original setup. Confirm vehicle application by year and model before ordering the Delphi FP10423.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDelphi draws on more than a century of OE experience and supplier knowledge used by major automakers. That OE heritage is reflected in the FP10423 fuel injection pressure regulator through application-focused design and material selection for supported Infiniti and Nissan fuel systems.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388599959733,"sku":"BBMX-FP10423","price":110.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_FP10423_Fro.jpg?v=1774712468","url":"https:\/\/www.partcatalog.com\/products\/delphi-fp10423-fuel-injection-pressure-regulator","provider":"PartCatalog","version":"1.0","type":"link"}