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100% brand new and ready to install straight out of the box. Also if you have any other questions on our thisoil filter cap, it's a aftermarket replacement part manufactured by Allmotorparts.
0l | 2003, 2006, 2004, 2008 f650 & 6.4 powerstroke vehicles : 2003, 2008, 2005, 2007, 2005, 2009, 2004, 2007, 2006, 2010 f250 super duty & f450 super duty & f350 super duty & F750 6.0l oil filter cap. The oil filter cap can compatible with ford 6. 0 & f350 super duty & 6. 4l | 04, 05, 09, 06, 07, 04, 04, 05, ec781, 3c3z6766ca, 05 excursion 6.0l | 03, 08 f650 & f550 super duty 6.

0l f250 f350 f450 f550 super duty, 2008-2010 6. 4l f250 f350 f450 f550 super duty, 2003-2005 6. 0l excursion. Replaces part number:cap:ec781, 904-204. Filter:fl2016, pf1704, 1840754c91, lf16166, ch9549, 1840752c91, rk31821, 3c3z-6766-ca, p550528, p7235, 57311, 3c3z-6731-aa, ML1034.

Works great for doing diagnosing fuel issues. Application -- for 2003-2007 ford 6. 0l powerstroke diesel. Include 2004-2010 e350/e450 models, 2003-2007 f250/f350/f450/f550/f650/f750, 2003-2005 excursion models, 2006-2008 INTERNATIONAL TRUCK CF500/CF600 models.

0l fuel/oil filter cap again when installing/removing them. Package include:1 x oil filter cap, 1 x Fuel filter Cap, 1 x Oil Fill Cap. With O-rings. Fitment:oil filter cap & fuel filter cap & oil fill cap for f250/F350/F450/F550 Super Duty 2003-2007 Powerstroke 6.

If you have any problem about this product, please feel free to contact us. Fitment- compatible with 2003-2010 6. 0l / 6. 4l ford powerstroke Diesel Fuel Filter. It is also suitable for many other 24/35/36mm filter applications.
The main fuel filter cover is 36mm, and the secondary fuel filter cover is 24mm. The low profile design provides space for maintenance of the main fuel filter. High standard billet aluminum material- made of high quality Billet Aluminum with Black Finish, Anti-Rust, High Strength and Durablity, Anti-Corrosion, No Deformation and No Fading. The fuel fliter sleeve is reversible 24mm / 36mm.


Professional & sincere Service allows you to take no risks to purchase in E-cowlboy! Perfect design — all you need is one socket to remove and install the upper secondary and lower primary fuel filters and the oil filter.
Compatible with 2003-2010 ford f250 f350 f450 f550 f650 f750 trucks and vans | for 2005-2010 ford e150 e250 e350 e450 vans, excursion and super duty | for 1998-present 7. 3l powerstroke diesel | for 2003-2007 6. 0l powerstroke diesel | For 2008-present 6. 4 l turbo diesel | for 1994-2010 navistar t444e vt365 vt275 maxforce 5 and 7 and other 24mm/35mm/36mm filter applications. The low profile socket provides clearance for servicing your fuel filter.
1. STMGW
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Compatible with 2003-2007 F-ord Powerstroke Diesel 6.0 F250 F350 F450 F550, Silver, Polished Billet Aluminum Oil Filter Cap
#adSTMGW #ad - 100% satisfaction - if you are not satisfied with our oil filter cap, please contact us, we will try our best to solve your problem. Superior material - premium grade cnc machined billet aluminum with silver anodized coating, durability and great strength, anti-impact, anti-deformation, anti-corrosion and never rust for long-lasting reliability.More information #ad
Use a 24mm socket to remove and install the cap. Fitment - compatible with f-ord 2003-2007 6. 0l f-250 super duty. Package include - 1 X Polished billet aluminum oil filter cap. Special features - the inside of the cap is designed to grab the fuel filter tightly. Features 1/8" npt port used for measuring fuel pressure if needed.Brand | STMGW #ad |
Manufacturer | STMGW #ad |
Weight | 0.66 Pounds |
Part Number | UB2639 |
More information #ad
2. iFJF
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IFJF EC781 Oil Filter Cap Replacement for FL2016 2003-2007 6.0L 2008-2010 6.4L Powerstroke F250 F350 F450 F550 Super Duty 2003-2005 Excursion 1840754C91 3C3Z-6766-CAcap
#adiFJF #ad - Fitment:oil filter cap for 6. 0l/6. 4l powerstroke f250 f350 f450 F550 Super Duty. Material:made of plastic like the OEM. Easy to install, just need a 1-3/8¡±35mm socket. Package includes:1 x oil filter cap, 1 x o-ring seal.More information #ad
Compatible with:2003-2007 6. 0l f250 f350 f450 f550 super duty, 2008-2010 6. 4l f250 f350 f450 f550 super duty, 2003-2005 Excursion 6. 0l. Replaces part number:ec781, 1840754c91, 3c3z-6766-CA, rk31821, 904-204.Brand | iFJF #ad |
Manufacturer | iFJF Direct #ad |
Part Number | iFJF-CAP03-CK |
More information #ad
3. Allmotorparts
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2003-2010 F250 F350 F450 F550 Super Duty, Oil Filter Cap, More, 2003-2005 Excursion, 3C3Z6766CA, 6.0L 6.4L Diesel, 3C3Z-6766-CA, EC781, Replace EC-781, EC 781 Compatible with Ford 6.0 6.4 Powerstroke
#adAllmotorparts #ad - Allmotorparts' engine oil filter housing cap are constructed to strict engineering quality standards, FORM, FUNCTION : Professional, it can works better then original plastic cap. Please check the description to confirm the compatibility before purchase.100% brand new and ready to install straight out of the box. Also if you have any other questions on our thisoil filter cap, it's a aftermarket replacement part manufactured by Allmotorparts.
More information #ad
Replaces part # : ec-781, 06, 08, 07, ec 781. Thank you! Compatible with ford 6. 0 & f550 super duty 6. 0l & 6. 4l | 2004, 2005 excursion 6. 0l | 2003, 2006, 2004, 2008 f650 & 6.4 powerstroke vehicles : 2003, 2008, 2005, 2007, 2005, 2009, 2004, 2007, 2006, 2010 f250 super duty & f450 super duty & f350 super duty & F750 6.0l oil filter cap. The oil filter cap can compatible with ford 6. 0 & f350 super duty & 6. 4l | 04, 05, 09, 06, 07, 04, 04, 05, ec781, 3c3z6766ca, 05 excursion 6.0l | 03, 08 f650 & f550 super duty 6.
Brand | Allmotorparts #ad |
Manufacturer | Allmotorparts #ad |
Part Number | AMP254 |
More information #ad
4. iFJF
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IFJF EC781 Oil Filter Cap and FL2016 Oil Filter Replacement for 2003-2007 6.0L 2008-2010 6.4L Powerstroke F250 F350 F450 F550 Super Duty 2003-2005 Excursion 1840754C91 3C3Z-6766-CA 3C3Z6731AA
#adiFJF #ad - Fitment:oil filter cap and oil filter for 6. 0l/6. 4l powerstroke f250 f350 f450 F550 Super Duty. Compatible with:2003-2007 6.0l f250 f350 f450 f550 super duty, 2008-2010 6. 4l f250 f350 f450 f550 super duty, 2003-2005 6. 0l excursion. Replaces part number:cap:ec781, 904-204. Filter:fl2016, pf1704, 1840754c91, lf16166, ch9549, 1840752c91, rk31821, 3c3z-6766-ca, p550528, p7235, 57311, 3c3z-6731-aa, ML1034.
More information #ad
Package includes:1 x oil filter cap, 1 x oil filter, 2 x o-ring seal. Notice:periodic maintenance on a vehicle is advised for every 3000 to 5000 miles. That maintenance should include a change of the oil filter.Brand | iFJF #ad |
Manufacturer | iFJF Direct #ad |
Part Number | iFJF-OF2016-CAP03 |
More information #ad
5. Camoo
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Camoo Fuel Filter Cap With Fuel Pressure Port Aluminum for 2003-2007 Ford Powerstroke Diesel 6.0L F250,F350,F450,F550,F650,F750,Excursion
#adCamoo #ad - No worry about buying! Never worry about cracking your factory plastic 6. 0l powerstroke fuel filter cap again! Satisfaction guarantee -- if you are not satisfied with camoo products, simply return it for a full refund in 30 days.Works great for doing diagnosing fuel issues. Application -- for 2003-2007 ford 6. 0l powerstroke diesel. Include 2004-2010 e350/e450 models, 2003-2007 f250/f350/f450/f550/f650/f750, 2003-2005 excursion models, 2006-2008 INTERNATIONAL TRUCK CF500/CF600 models.
More information #ad
Guarantee with 12 months warranty. Material -- corrosion-resistant & Quality Aluminum construction with extreme anti-wear property. Benefits -- direct replacement for factory cap. Nice design -- features 1/8" npt port used for measuring fuel pressure if needed.Brand | Camoo #ad |
Manufacturer | Camoo #ad |
Part Number | F-6.0L-Y-XM |
More information #ad
6. iFJF
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IFJF Oil/Upper Fuel filter Cap and Oil Fill Cap with O-rings Replacement for F250 F350 F450 F550 Super Duty 2003-2007 6.0L Billet Aluminum Anodized Blue Replaces 3C3Z6766CA 3C3Z9G270AA F3AZ6766B
#adiFJF #ad - Material:all of the three caps are made of 6061 t6 billet aluminum, and anodized blue for superior finish quality, longer lasting time and reliability. You will never worry about cracking your factory plastic 6.0l fuel/oil filter cap again when installing/removing them. Package include:1 x oil filter cap, 1 x Fuel filter Cap, 1 x Oil Fill Cap. With O-rings. Fitment:oil filter cap & fuel filter cap & oil fill cap for f250/F350/F450/F550 Super Duty 2003-2007 Powerstroke 6.
More information #ad
0l. 1/8" port:comes with a built in 1/8" port on each fuel/oil filter cap, greatly simplifying the process of adding aftermarket pressure or temperatures gauges. Replaces part number:oil filter cap:ec781, 1843057c92, 1843057c91, 904-209. Oil filler cap:f3az-6766-b, 3c3z-6766-CA. Fuel filter cap:3c3z9g270aa, 1840754C91, EC743.Brand | iFJF #ad |
Manufacturer | iFJF Direct #ad |
Part Number | FJ-CAP04-BU |
Model | 1840754C91 |
Warranty | 1 year |
More information #ad
7. Mekar
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Oil Filter Socket 24mm / 36mm Reversible Fuel Filter Cap Remover and Installer Assistant Compatible with 6.0L / 6.4L Ford Powerstroke Diesel 2003-2010 black
#adMekar #ad - Excellent design- a diesel filter holder can be used for both upper and lower fuel filters and oil filters. Kindly usage instruction- combine with your stubby barrel1. 5 inches perfect match, 3/8 extension rod and 3/8 ratchet.If you have any problem about this product, please feel free to contact us. Fitment- compatible with 2003-2010 6. 0l / 6. 4l ford powerstroke Diesel Fuel Filter. It is also suitable for many other 24/35/36mm filter applications.
More information #ad
Kindly note: On 6. 4l applications, all filters use the 36mm end of the socket. Package included and guarantee1pc oil filter Socket--Support 12 months free refund and exchange. The main fuel filter cover is 36mm, and the secondary fuel filter cover is 24mm. The low profile design provides space for maintenance of the main fuel filter. High standard billet aluminum material- made of high quality Billet Aluminum with Black Finish, Anti-Rust, High Strength and Durablity, Anti-Corrosion, No Deformation and No Fading. The fuel fliter sleeve is reversible 24mm / 36mm.
Brand | Mekar #ad |
Manufacturer | Mekar #ad |
Part Number | Mekar-1 |
Model | Mekar-1 |
More information #ad
8. DPS
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03-10 6.0L 6.4L Powerstroke Diesel Oil Filter Cap
#adDPS #ad - Oil filter Cap. Interchange part #: fl-2016 / 3C3Z-6731-AA. For 2003-2010 6. 0l 6. 4l powerstroke Diesel.More information #ad
Brand | DPS #ad |
Manufacturer | Diesel Power Shop #ad |
Part Number | DPS-6766-6.0 |
More information #ad
9. E-cowlboy
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Fuel Filter/Oil Filter Socket 24mm / 36mm Reversible Fuel Filter Cap Remover and Installer Assistant for 2003-2010 6.0L / 6.4L Ford Powerstroke Diesel Black
#adE-cowlboy #ad - 100% satisfaction guarantee — if you're not 100% satisfied with our items, simply return it for a full refund in 30 days. Superior material — premium grade cnc machined billet aluminum with black anodized coating, anti-impact, durability and great strength, anti-deformation, anti-corrosion and never rust for long-lasting reliability.Professional & sincere Service allows you to take no risks to purchase in E-cowlboy! Perfect design — all you need is one socket to remove and install the upper secondary and lower primary fuel filters and the oil filter.
More information #ad
Support 12 months’ Warranty. Special features — use with stubby 1. 5 inches perfect 3/8" extension and 3/8" ratchet to remove or install the cap to prevent the square drive to split the cap Not for Impact Wrenches. Double sided socket includes 24mm 6-point and 36mm 6-point Also works on 35mm applications. Compatible with 2003-2010 ford f250 f350 f450 f550 f650 f750 trucks and vans | for 2005-2010 ford e150 e250 e350 e450 vans, excursion and super duty | for 1998-present 7. 3l powerstroke diesel | for 2003-2007 6. 0l powerstroke diesel | For 2008-present 6. 4 l turbo diesel | for 1994-2010 navistar t444e vt365 vt275 maxforce 5 and 7 and other 24mm/35mm/36mm filter applications. The low profile socket provides clearance for servicing your fuel filter.
Brand | E-cowlboy #ad |
Manufacturer | E-cowlboy #ad |
Part Number | EC-chaiyougai |
More information #ad