Navigating AOS Choices: Performance Vs. Pitfalls

If you have a Subaru WRX, STI, or BRZ, there is a good chance that you have at least thought about putting an Air Oil Separator (AOS) on your car to help the engine work better.

You may have already installed one on your car.

There are so many brands and designs of Air Oil Separators, it can be difficult to pick one, and if you have installed one, is it really working as well as it should?

We get asked these types of questions a lot and we decided to put together a video to tackle these questions, and to give you the best information so you can make sure that you get the best AOS for your car, and that you can make sure that it is working properly after you installed it.

In this episode, we take a look at:

3MI AOS Drain Hose