Go with whichever one makes you feel the best. They're all about the same for sound.
The resonator bypass mod is free. It also sounds similar to a K&N intake. My Cruze is resonator-deleted, and I've ridden in a Cruze with a K&N intake. Mine was slightly quieter. That was the only difference I could tell, since both cars had similar tunes and both pulled equally hard.
The resonator bypass mod is free. It also sounds similar to a K&N intake. My Cruze is resonator-deleted, and I've ridden in a Cruze with a K&N intake. Mine was slightly quieter. That was the only difference I could tell, since both cars had similar tunes and both pulled equally hard.