Description
FL2016 Oil Filter & Billet Aluminum EC781 Cap for 6.0L/6.4L Powerstroke
Upgrade your 2003-2010 Ford F250-F550 Super Duty 6.0L and 6.4L Powerstroke oil filtration with this FL2016 oil filter + billet aluminum EC781 cap kit. The factory plastic oil filter cap is notorious for cracking, swelling, and stripping — our CNC-machined 6061-T6 aluminum cap eliminates this failure point permanently.
Key Features
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Billet Aluminum EC781 Cap: CNC-machined 6061-T6 aluminum, silver anodized — replaces the failure-prone OEM plastic cap that cracks and strips.
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FL2016 Oil Filter: High-capacity cartridge for the 15-quart 6.0L/6.4L Powerstroke oil system — maintains pressure under heavy towing.
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Permanent Upgrade: Unlike the OEM plastic cap that's a wear item, the billet aluminum cap lasts the life of the engine.
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36mm Hex Drive: Standard 36mm socket — no more stripped plastic hex or special cap wrenches.
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IATF 16949 Certified: 100% leak tested and burst pressure verified.
Technical Specifications
| Specification |
Value |
| Oil Filter |
FL2016 / 3C3Z-6731-AA / 1840752C91 |
| Cap Material |
6061-T6 Billet Aluminum, Silver Anodized |
| Cap Socket |
36mm Hex |
| Thread |
Standard Ford 6.0L/6.4L Oil Filter Housing |
| Engine |
6.0L (2003-2007) / 6.4L (2008-2010) Powerstroke |
Vehicle & Engine Compatibility
| Year |
Make |
Model |
Engine |
| 2003-2007 |
Ford |
F-250/F-350/F-450/F-550 Super Duty |
6.0L Powerstroke V8 |
| 2008-2010 |
Ford |
F-250/F-350/F-450/F-550 Super Duty |
6.4L Powerstroke V8 |
| 2003-2005 |
Ford |
Excursion |
6.0L Powerstroke V8 |
| 2003-2010 |
Ford |
E-350/E-450 Super Duty |
6.0L / 6.4L |
Why Choose This Product?
The OEM plastic oil filter cap on 6.0L and 6.4L Powerstrokes is a well-documented failure point. Heat cycling causes swelling — making changes a nightmare. Stripped hex drives mean cutting the cap off. The billet aluminum EC781 cap is the permanent fix: install once, never fight a stuck cap again.
Installation Notes
- Use 36mm socket — do NOT use an impact wrench
- Torque to 18-22 ft-lbs (factory spec)
- Apply clean oil to new filter O-ring before installation
- Cap can be reused for engine life — just replace the filter element
Frequently Asked Questions
Q: Will this cap fit my 6.4L Powerstroke?
A: Yes. The EC781 billet cap fits both 6.0L (2003-2007) and 6.4L (2008-2010) Powerstroke engines. Same oil filter housing across both generations.
Q: How is this better than OEM plastic?
A: The OEM plastic cap cracks, swells from heat, and strips at the hex. The billet aluminum cap eliminates these issues permanently with metal that doesn't degrade.
Q: Do I need a special socket?
A: No. Standard 36mm socket. The OEM plastic cap also uses 36mm but often strips because the plastic rounds off.
Q: Can I reuse this cap?
A: Yes! The billet cap is a permanent replacement. Simply unscrew, swap the filter element, lubricate the O-ring, and reinstall. Torque to 18-22 ft-lbs.
Order your iFJF replacement part today and experience the quality difference. Fast shipping from our US warehouse.
