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Earls Oil Cooler Adapters

Oil Cooler Adapters -12 AN Male to -10 O-Ring Port - 2 Pieces - fits Earls UltraPro and Temp-A-Cure Oil Coolers - Black

Part # AT585112ERL Be the first to write a review
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These AN port style fittings are designed for use with Earl's UltraPro and Temp-A-Cure oil coolers. The O-ring port threads are slightly shorter than most ORB fittings to avoid bottoming out inside the cooler and to improve oil flow. These fittings are available w/ -6, -8, -10, and -12 AN male Flare (the ORB end is -10 AN). Sold in packages of 2 pieces.


  • Earl’s Oil Cooler Adapter Fittings are Now Available w/ Black Anodized Finish
  • Designed for Use w/ Earl’s UltraPro & Temp-A-Cure Oil Cooler
  • Material: 2024 Aluminum
  • Choose from -6, -8, -10, or -12 AN Male Flare (-10 AN O-Ring Male on Cooler End)
  • (2) Pieces Per Package
  • Improved Appearance When Used w/ Earl’s Black Oil Coolers

About Earls

Earl's Performance Plumbing brought aviation fluid transfer technology to the automotive performance market over five decades ago. With the most extensive line of plumbing products available, you can count on Earl's from start to finish.

Adapter AN Size ( A )12 AN MALE
Adapter AN Size ( B )7/8-14 (AN 10) O-Ring
Adapter Port Size ( B )7/8-14 (AN 10) O-Ring
Adapter TypeAN Port Adapter
Brand Earls
Emission Code5
FinishAnodized Black
Material2024 Aluminum
Port Size7/8-14 Male (-10 O-Ring Boss)
Product LinePremium
Product TypeOil Cooler
Quantity Per Pkg.2
Part NumberAT585112ERL

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.


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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.