Fill Cap Cover Set
Product Discontinued
FORD PERFORMANCEPART NUMBER: 397-M-6766-M50

Fill Cap Cover Set

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Cap Cover Sets
Fill Cap Cover Set
  • 2015-2017 Mustang GT/GT350/GT350R
  • Billet Aluminum
  • Laser Engraved 'Ford Performance' Logo
  • Clear Anodized Finish
  • 5/Pkg.

    Set Includes:

    • Engine oil cap
    • Brake reservoir cap
    • Radiator overflow tank cap
    • Windshield washer reservoir cap
    • Supercharger intercooler reservoir cap
    • Valve Cover Breathers and Caps

      Ford Racing Valve Cover Breathers and Caps are an excellent addition to any engine bay. The Ford Racing Breathers are available in a push in style with or without the hose attachment. Choose from several of Ford Racing's color and logo combinations to complete the look you want under the hood.
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      Features
    • Black, Blue, and Chrome Finishes
    • With or Without Ford Racing Logos
    • Fits most Ford Racing Small Block Valve Covers
    • Enhance both the performance and appearance of your Ford engine with Ford Performance Valve Cover Breathers & Fill Caps — precision-made components designed to improve crankcase ventilation while adding a clean, factory-inspired look. Whether you’re building a show vehicle, restoring a classic, or refining a modern performance ride, these breathers and caps are a simple yet impactful upgrade that delivers real benefits under the hood.

      A quality ford valve cover breather helps properly vent crankcase pressure, reducing the buildup of harmful moisture and gases that can rob power and promote oil contamination. By allowing your engine to breathe more efficiently, these breathers support smoother operation and can help prolong the life of internal components. They’re a practical addition for high-performance engines, mild street builds, and everything in between.

      Ford Performance breathers and fill caps are manufactured to exacting standards, ensuring a precise fit and durable construction that holds up to daily driving and high-heat conditions. The designs complement classic and modern Ford engines alike, making them a versatile choice for a wide range of applications. Their clean styling enhances engine bay presentation while maintaining OEM-level fit and function.

      Proper ventilation matters, and a valve cover breather ford setup that moves crankcase air effectively can help maintain healthy engine operation — especially in builds with higher vacuum or aggressive driving cycles. Installation is straightforward, with direct-fit compatibility for many popular Ford valve covers.

      Whether you’re looking to tidy up your engine bay or support better crankcase management, these valvecover accessories from Ford Performance combine quality, function, and style — making them a smart addition to your next build.

    Part TypeEngine Dress Up Kit
    Product LineFord Performance Valve Cover Breathers & Fill Caps
    BrandFORD PERFORMANCE
    Part CategoryPerformance Parts
    Vendor Part NumberM-6766-M50
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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