2021-2027 Subaru Crosstrek 2.5 Baja Air Oil Separator

2021-2027 Subaru Crosstrek 2.5 Baja Air Oil Separator

Not a Catch Can - Closed Loop and Maintenance Free

• Consume Less Oil

• Extend the Life of your Engine

• Reduce Detonation and Risk of Engine / Ringland Failure

• Reduce Fuel Dilution and Subsequent Power Loss

• Custom Colors Available, message for details.

• Default color is Satin Black

New Baja Features:

• Labyrinth within Baffled Chambers increase efficiency

• Does not delete Smog Component - Utilizes OEM PCV System

• 2 Lines = 10 minute Install!

• Tested on the Subaru-Backed Crosstrek Desert Racer for thousands of race miles

Oil pooling in your intake? Stop the oil from ever getting there with the Crawford Air Oil Separator.

The Crawford Performance Air Oil Separator (AOS) is the original solution to Subaru's notorious oiling system issues.

Click here to check out our FAQ blog on the technology inside.

Note: more fitment options are currently in R&D. Is your car or application unavailable? Click here to check our V2 Kits.

Install Instructions
Written PDF

Check out our Full Crosstrek Build Here:

/pages/crawford-built-off-road-subaru-crosstrek

If the engine's already hurt, an AOS won't fix it. Start with the engine guide, then see your block options.

Installation Instructions

Installation Instructions (PDF) — Baja Edition