Almost forgot to mention, finally installed my set of Raceready Electronic Cutouts. It was tough to find a fabricator who could squeeze them onto a corsa system, but we got it done, and boy was the wait worth it! These babies sound absolutely beastly! Might as well call them "on-demand straight pipes". I went with raceready because of their lifetime warranty, which I know is important with something that has moving parts and two motors in it. I also liked their bolt-on design the most. Here's a video I made to demonstrate them: