2012 TOYOTA CAMRY SE FREE AIR BOX MODIFICATION INCREASE MPG

In this video I show how to modify your factory air box to increase air flow to your intake. Just to clarify ECU (electronic control unit) and ECM (electronic control module) are interchangeable terms. Please feel free to add comments and questions. I will also have a quick run down video of how to add a Homelink Rearview mirror the cheap way coming soon.