• Genuine Subaru OEM Y connector fitting part number 11821AA450 for air oil separator kits
  • Crawford Subaru Air Oil Separator Y Connector Fitting Part 11821AA450 - Crawford Performance
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Subaru

Subaru Air Oil Separator Y Connector Fitting Part 11821AA450

Subaru Air Oil Separator Y Connector Fitting Part 11821AA450

MSRP $14.95 USD
MSRP $19.99 USD Our price $14.95 USD
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Subaru Air Oil Separator Y Connector Fitting Part 11821AA450


This piece comes in the Air/Oil Separator Kits for EJ applications. Due to frequent requests for a replacement, we offer it separately. It is included in the following kits:

  • S0712-1

  • S0714-1

  • S0715-1

  • S0720

  • S0720-1

Read the original guide: All about Subaru's Original Air Oil Separator & Why You Need One — why an AOS matters, and why Crawford's is the original.

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