Not sure which 2009 Toyota Matrix Air Intake Systems are right for you? We have over 203 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Mark K from Rossford, OH said, "The installation was fairly easy. I actually think it feels a little more peppy. It is not as loud as I expected when excellerating and at highway speed it does not sound any different as before."