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Billetworkz Engine Bay Caps - BRZ/FRS/86 2013-2021 & 2022+
92 reviews
Regular price
$270.00
Sale price
$270.00
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Tired of a boring engine bay? Upgrade instantly with Billetworkz Engine Bay Caps.
The Problem: Crusty, faded factory caps are ruining your engine bay's look.
The Solution: Upgrade to a Billetworkz Engine Bay Cap Set!
These are direct factory replacements—CNC machined from 6061 aluminum and finished with a durable, vibrant anodized finish, or powder coated depending on the color. They offer a flawless fit and a clean, custom aesthetic that truly sets your Subaru apart.
Ready to trash the plastic and install a premium billet upgrade? Do it today!
2013-2021 & 2022+ BRZ/FRS/GT86 includes:
- Oil Cap
- Wiper Fluid Cap
- Coolant Overflow Cap
- Brake Fluid Cap
- Clutch Fluid Cap (if MANUAL) ***
Why Choose Billetworkz?
At Billetworkz, we pride ourselves on delivering top-tier automotive accessories that blend performance with aesthetics. Our Engine Bay Caps are a testament to our commitment to quality and design excellence.
Materials
Materials
- CNC-machined from high-quality 6061-T6 billet aluminum
- Powder coated, or anodized, for long-lasting color and protection
- Designed to withstand high engine bay temperatures and resist corrosion
- Smooth, precision-cut details for a clean, high-performance look
Specs
Specs
Type: Factory replacement caps – not covers
Fitment: Engine-specific designs for direct replacement of OEM caps
Available Cap Types (varies by listing):
- Oil Cap
- Coolant Overflow Cap
- Brake Fluid Cap
- Washer Fluid Cap
- Power Steering Cap
Powder Coat Colors:
- Neon Yellow
- Hyper Teal
- Red Wrinkle
- Gloss White
- Hyper Pink
Anodized Colors:
- Black
- Blue
- Red
- Silver
- Gold
- Purple
Installation Guide
Installation Guide
Installing your product is simple—and we’ve got you covered.
Watch Install Video Here:
Need More Help?
Processing Time
Processing Time
Most orders ship within 1–3 business days, but processing times can vary depending on inventory, color selection, and customization options.

Billetworkz Engine Bay Caps - BRZ/FRS/86 2013-2021 & 2022+
$270.00
Engine Bay Aesthetic — Custom Colors & Finish Options
Choose from a variety of colors and finishes to match — or accent — your build. Swap out faded plastic caps for a sleek, custom look that sets your engine bay apart.
OEM-Fit, Direct Replacement Caps
Replaces your stock fluid caps — oil, coolant, brake, washer, and more — with full billet aluminum caps that screw in or snap in just like factory parts. No modifications needed.
Functional & Clean — Form Without Sacrifice
These caps maintain OEM threads and fitment tolerances, so you get upgraded looks without compromising function or safety. A clean, cohesive engine bay that still works as intended.
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Tyler Jordan Had to ditch the ugly yellow plastic caps and Billetworks has the best look. Easy install with only momentary confusion over the membrane on the brake fluid cap.
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Andy Kocher fits my 2024 subaru impreza RS great! love thered caps in the engine bay! high quality! highly recommended!
R
Robert Ramsden Some of the nicest pieces on the market! All parts fit as they should and look great. Next up is the shifter for our automatic WRX. Thanks!
N
Nicholas Brown Great replacement caps. They all install easy. The coolant cap is a bit too tight. Requires a screwdriver to pop it off. Little sanding on the container fixed the issue! The color is a really nice. Pairs with my Subaru nicely!
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Erik Graham Every product I’ve got is perfect
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Erik Graham Amazing quality part. Looks way better than the stock ones