Riffraff Diesel Billet Oil Fill Cap 94-101
Upgrade the factory oil fill cap with a CNC-machined billet aluminum cap from Riffraff Diesel. Designed to add strength, durability, and a clean custom appearance to your engine bay while retaining the factory-style sealing function. Each cap is machined from USA-made 6061-T6 billet aluminum and anodized in your choice of color for a durable, long-lasting finish. A genuine Motorcraft oil fill cap is incorporated for proper OEM fit and sealing.
Features:
- 100% Made in the USA
- Motorcraft Cap Included for OEM Seal and Fit
- 6061 Billet Aluminum Construction
- Anodized for a Custom, Long Lasting Appearance
*Note: Anodized Color on Aluminum can be discolored / damaged by chemical engine cleaners. Use only soap and water to clean.

34 Reviews Hide Reviews Show Reviews
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Oil cap
Fits perfectly. No more pitted cap
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Billet oil cap
Durable and looks great under the hood
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Great looking Cap!
Looks like it has an OEM cap set into this (Cover) But looks great because the OEM caps loose their luster pretty quickly so a steel cap is a great upgrade, and when the seal goes out I’ll just pop in another OEM cap.
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Sweet product
Perfect fit and sexy under the hood. Riffraff never fails to impress
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Riffraff Quality
Great upgrade for that nasty old oil fill cap!
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Quality
Very nice cap, machining is perfect and it still allows the click to tighten just like the factory.
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Oil fill cap
Awesome quality!
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Oil cap
Perfect fit and finish, outstanding quality!
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Oil fill cap
I bought this to match my heater hose brackets and they look great together.quality is always number one with RiffRaff products






