Proven through Thousands of Competition Miles on Subaru-Sponsored Crosstrek Desert Racer
Dealing with oil accumulation in your intake manifold? Our Air Oil Separator prevents contamination before it begins.
The Crawford Performance Air Oil Separator (AOS) pioneered the fix for Subaru's well-documented lubrication system challenges. While similar technology existed for manufacturers like Porsche, Crawford Performance engineered the first application designed exclusively for Subaru vehicles.
Click here for our comprehensive FAQ blog covering the internal mechanics and technology.
Note: additional applications are under development. Don't see your vehicle listed? Explore our V2 Kits, offering the broadest compatibility range available.
