You know you ‘got it bad’ when you can’t leave your new 2015 SS alone even for a month! This slick ’15 LS3 Automatic came in at 340rwhp & 344 ft/lbs tq. We added a stealthy custom PCM of NC Cam, Advanced Induction head work & ported intake manifold, Kooks Headers and Exhaust, Roto-Fab, LLC cold air intake and picked up 120rwhp & 86 ft/lbs tq, ending up at 460rwhp & 430 ft/lbs tq. A small Yank Performance Converters stall was added as well. Stock driveability with lots more power!