{"product_id":"fuel-filter-cap-replacement-for-powerstroke-7-3l-v8-billet-aluminum","title":"Fuel Filter Cap Replacement for Powerstroke 7.3L V8 - Billet Aluminum","description":"\u003cp\u003eIn this review the iFJF fuel filter cap replacement is evaluated for owners of Ford Super Duty and Excursion trucks with the 7.3L Powerstroke V8 and compatible engines. The bottom line: this billet aluminum cap replaces the common fragile plastic cap and is worth considering if you want a durable, leak-resistant part that looks and performs better than the OEM plastic alternative. For drivers who have experienced cracked caps or fuel system leaks, this cap offers a straightforward mechanical fix and improved longevity.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits a range of Ford Super Duty models and Excursion years so buyers can replace the original cap without changing the fuel filter assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Made from 6061-T6 billet aluminum, providing greater durability and resistance to cracking compared with the OEM plastic cap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex design:\u003c\/strong\u003e The 1' hex shape makes removal and installation easier with common tools, saving time during routine service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak prevention:\u003c\/strong\u003e A rigid metal cap reduces the chance of fuel leaks or air intrusion caused by a cracked plastic cap, helping maintain fuel system integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference fit:\u003c\/strong\u003e Cross-referenced to Ford and aftermarket numbers so users can confirm correct fit for F250, F350, F450, F550, Excursion and selected International models.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis cap is best for owners of 1999-2003 Ford Super Duty trucks and 2000-2003 Excursions with the 7.3L Powerstroke who want a long-lasting replacement for the brittle factory plastic cap. It is also suitable for technicians and DIYers who prefer a metal part that resists cracking and gives a cleaner appearance under the hood.\u003c\/p\u003e\u003cp\u003eIt is not ideal for users who need the included o-ring with the cap purchase, since the cap is sold without an o-ring and relies on the filter's seal or a separately sourced O-ring. Buyers who require a plug-and-play assembly with every sealing component included should check filter packages that include the seal.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable 6061-T6 billet aluminum construction reduces risk of cracking and long-term fuel leaks.\u003c\/li\u003e\n\u003cli\u003eFits listed Ford Super Duty and Excursion applications and matches common reference numbers for easier replacement.\u003c\/li\u003e\n\u003cli\u003eClean hex design simplifies removal and installation with a 1' socket or wrench.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eO-ring is not included with the cap, so users must ensure a compatible seal is present or purchased separately.\u003c\/li\u003e\n\u003cli\u003eSome users report mixed thread engagement; careful installation is recommended to avoid binding.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e6061-T6 billet aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Engines\u003c\/td\u003e\n\u003ctd\u003e7.3L Powerstroke V8, select 6.0L International\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Fit\u003c\/td\u003e\n\u003ctd\u003eF250\/F350\/F450\/F550 1999-2003, Excursion 2000-2003, E350\/E450 2003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Numbers\u003c\/td\u003e\n\u003ctd\u003eF81Z9G270BA, 1831193C91, RK31449, 904-203\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive\u003c\/td\u003e\n\u003ctd\u003e1' hex design for removal\/install\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Items\u003c\/td\u003e\n\u003ctd\u003eCap only; o-ring not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe iFJF billet aluminum fuel filter cap is a practical upgrade for owners who have experienced cracked plastic caps or want a more durable replacement part. It offers reliable leak resistance, a service-friendly hex design, and broad compatibility with Powerstroke-equipped Super Duty trucks. Just be aware that the o-ring is not included, so confirm the seal before final installation; for most users this is a small trade-off for the improved longevity and fit.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes the cap include an o-ring?\u003c\/strong\u003e\u003cbr\u003eNo, the cap is sold without an o-ring; the new fuel filter typically includes the seal or the o-ring must be obtained separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill this cap fit my 7.3L Powerstroke truck?\u003c\/strong\u003e\u003cbr\u003eYes, it is listed for 1999-2003 Super Duty models and 2000-2003 Excursions with the 7.3L Powerstroke; verify with reference numbers if uncertain.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs installation difficult?\u003c\/strong\u003e\u003cbr\u003eInstallation is generally straightforward using a 1' hex socket, but some users report occasional thread binding so proceed carefully and hand-start the cap before tightening.\u003c\/p\u003e","brand":"iFJF","offers":[{"title":"Default Title","offer_id":48188743647451,"sku":"B07S719JHT","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51kx0T-kkvL._AC_SL1000.jpg?v=1769660732","url":"https:\/\/gearmusthave.com\/products\/fuel-filter-cap-replacement-for-powerstroke-7-3l-v8-billet-aluminum","provider":"GearMustHave","version":"1.0","type":"link"}