Quote:
Originally Posted by silver2ssrs10
I have an ls3 with intake, cat delete, and corsa catback. Just installed my jre tune last week and did not notice much difference in driveability. Did feel like i picked up a bit of power on the top end though.
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I was the opposite. I felt like WOT at high rpms was no different, but the lower end was a lot better. I did have headers when I tuned, though.