Treadstone 12mm Height Adapter Injector Hat - 11mm O-Ring (IH-11-12)

Treadstone Performance
Looking for the lowest price?

Give us a call to get the best prices and parts for your build. Or, just call us with a cool racing story...either way we're here.

Phone Call or Text 651-927-4510

Email -

Fits Your:
Expected Delivery by , when ordered within hrs and mins
 Need Help Getting Started?
Call Or Text Our Experts at 651-927-4510


Earn  $0.16 In MAP Rewards!

12mm Height Adapter Injector Hats by Treadstone

These injector hats extend the length of your injectors by 12mm and are made of precision CNC cut 6061 aluminum. These Injector Hats also allow you to clip in, in order to securely fasten o-ring to provide a movement and leak free seal. They are available with 11mm O-rings to ensure a leak-free seal. They are also given an anodized finish for that extra bit of style and to protect them against harsh climates and oxidation.


  • 6061 Aluminum Construction
  • Precision CNC Cut
  • Extends by 12mm
  • 11mm O-Ring
  • Anodized Black Finish


  • Universal

What's In The Box?

  • 1 - Injector Hat
  • Necessary Hardware (if applicable)
  • Instructions/Manuals (if applicable)
  • Warranty Information



Treadstone Performance Warranty

Customer Reviews

No reviews yet