Engine Bay Caps - B-Series - 2015+ STI

These caps are designed to be factory replacement caps, not covers. CNC machined from 6061 aluminum and anodized or powdercoated for a durable and vibrant finish.

Email us to add engravings at an additional charge.

    2015+ STI Includes:

    • Oil Cap
    • Wiper Fluid Cap
    • Coolant Overflow Cap
    • Brake Fluid Cap
    • Power Steering Fluid Cap

      Customer Reviews

      Based on 2 reviews
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      Michael Scholtz
      Best engine bay cap set money can buy!

      Billetworkz stuff has never disappointed, and these engine bay cap sets were no different. Great quality, fit awesome. Only thing I’d warn you about is, if you have a Cobb FMIC and have the relocated washer fluid and coolant tank, 2 caps are not going to fit anywhere. So keep that in mind. Other than that, awesome stuff as always!

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      Rhys Driedger
      The perfect touch of detail to add to your build.

      They are like literal jewelry for your engine bay, they look great!

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