Just picked up a 2014 corolla S in red last week and want it to be a little louder. I came across the TRD exhaust and youtubed it for awhile. If I go this route do I need to get any 02 spacers or need to do anything to the ECU?
Coming from the VW world where anything you do needs to be backed up by something.
Coming from the VW world where anything you do needs to be backed up by something.
