Further, under the act, aftermarket equipment that improves performance does not automatically void a vehicle manufacturer's original warranty, unless the warranty clearly states the addition of aftermarket equipment automatically voids your vehicle's warranty, or if it can be proven that the aftermarket device is the direct cause of the failure.
They said they need a day with it. Dropping it off Wednesday night and picking it up Thursday night, Friday if they run into a problem. I will take video of sound before and after.
I have had my Corsa catback since January 2012. I really like it. Stock at idle, but really aggressive at WOT. Now, it's all gonna change with the headers being added.