JDC Titanium Master Cap Set

The JDC Titanium Master Cap Set is a collection of each of our titanium caps for the Subarus, which includes the oil cap, brake fluid cap, coolant overflow reservoir cap, and two of our Radiator Cap Plaques for free!

Each cap is CNC machined from a single piece of Gr5 (Ti6Al-4V) Titanium and is a perfect combination to dress up your engine bay in minutes! Click the links below for each cap to see the full item description.

Already have some of these caps? Click the links to purchase caps individually. 

Note: If you choose to purchase the full cap set, you'll save $49.99 over purchasing each cap individually!

The logos on the oil cap may not be clocked perfectly!

    You May Also Be Interested in These Caps:

    Installation for Coolant Cap: Please read before purchasing!

    The factory caps are made from flexible plastic which allows them to flex around the reservoir lip when installing. The titanium caps don't flex like plastic and will require you to lightly sand around the top lip of the reservoir cap in order for the titanium part to fit. Lightly sand around the lip until the titanium cap pops into place tightly. Don't worry! The factory cap will still work once the sanding has been completed, so there are no permanent changes made to the reservoir itself. If you are not comfortable making the slight adjustment for this part to fit, please do not purchase. 

    Fitment based on Cap:

    JDC Titanium Oil Cap

    • 13-21 FRS/BRZ Models
    • 02-14 Subaru Impreza WRX/STi
    • 15-20 Subaru Impreza WRX/STi
    • 05-09 Subaru Outback
    • 05-12 Subaru Legacy GT
    • 04-13 Subaru Forester

    JDC Titanium Brake Fluid Reservoir Cap

    • 05-20 Subaru STi/WRX
    • 01-06 Mitsubishi Evo 7/8/9
    • 08-15 Mitsubishi Evo X
    • 09-12 Hyundai Genesis 
    • 09-20 Nissan GT-R
    • 13-21 BRZ/FR-S/86

    JDC Titanium Coolant Overflow Reservoir Cap

    • 13-21 BRZ/FR-S/86 Models
    • 15-20 Subaru Impreza WRX/STi

    JDC Titanium Power Steering Cap

    • 08-14 Forester, Impreza, WRX
    • 08-21 STi

    Orders Containing Titanium

    Colored Titanium:

    • All titanium is colored to order unless otherwise stated on the item listing. Please see the banner at the top of the website for the current estimated lead times. Production time can vary depending on your order size, products ordered, and the difficulty of custom options requested.

    Bare Titanium/Stainless Steel:

    • In-stock items have a processing time of 3-5 business days.

    For orders without titanium, our average processing time is 2-4 business days.

    CNC machined from a single piece of Ti6Al-4V (Grade 5) titanium.

    Each piece is hand-polished before receiving our proprietary cold anodizing treatment for colors that will last a lifetime!

    For a color chart and information on our titanium products please click here.

    GR5 Titanium (Grade 5 Titanium) is a premium alloy composed primarily of titanium, with small amounts of aluminum (6%) and vanadium (4%) for added strength and versatility. Renowned for its exceptional strength-to-weight ratio, GR5 Titanium offers superior corrosion resistance, excellent heat tolerance, and remarkable durability. This makes it an ideal material for aerospace, automotive, medical, and high-performance applications, where lightweight strength and longevity are critical. Its ability to be anodized into vibrant colors further enhances its appeal for customization in industries like motorsports and jewelry.

    Customer Reviews

    Based on 1 review
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    K
    Kyle P. (North Haverhill, US)
    15/21 WRX/STI Master Cap Set

    100% happy with my purchase as always from JDC, the color is phenomenal and matches all my other green hardware! I ran into an issue being my 2020 WRX doesn’t have the “power steering cap” and I reached out to let Jon know. They quickly fixed the site and reached out to let me know it was adjusted and offered a return label for the cap and to help any way they can! JDC is top notch and I’ll continue to support any way I can! Seriously the nicest people at JDC! Great customer service and quality parts!! 💚😎🤩

    FAQs

    Please read our FAQs page to find out more.

    How Do I Keep My Titanium Products Looking Brand New?

    Installing: Wear gloves when installing titanium parts to prevent oils from your hands causing a "faded" look. After installation, clean the part before applying heat to avoid baking oils onto the surface.

    Cleaning: Use our JDC Titanium Cleaner, designed to safely clean titanium without damaging the finish. Alternatively, clean with soapy water, a microfiber towel, or Windex, rubbing alcohol, or Clorox wipes.

    Avoid: Harsh chemicals like water spot remover, engine degreaser, brake cleaner, metal polish, or acidic cleaners—they can damage the oxidized layer and remove the color.

    Tip: Always clean when parts are cool to avoid water spots or tarnished finishes.

    For detailed care tips, visit our Titanium Maintenance and Care page.