Not a Catch Can - Closed Loop and Maintenance Free
Reduce Oil Consumption
Reduce Detonation and Risk of Engine Failure
Reduce Fuel Dilution and Subsequent Power Loss
- Improved Dual Chamber Design
- Easier to Install
- Smog Legal
- Right-Hand Compatible
- Universal to any 2008+ EJ Engine
The Crawford Performance Air/Oil Separator (AOS) is the original solution to Subaru's notorious oiling system issues. Although the technology was pre-existing with other vehicle brands such as Porsche, Crawford Performance is the inventor of the first system specifically for Subaru. No other AOS on the market employs the same technology.
The V3 is our best yet – developed with the consumer in mind. It is easier to install than the V2, and now utilizes the OEM PVC system making it smog legal.
This kit includes the can itself, and all necessary hoses and fittings to install. The install does take some mechanical knowledge, so we suggest taking your car in to a professional for installation. That being said, we provide step by step instructions so that enthusiasts can install the kit at home with a few simple tools.
Fitment: Top Mount Intercooler and Select FMIC Kits. Unit is mounted right behind the coolant tank. On 2015+ STi's, the sound generator gets deleted.