What are all the mods on the CC? 15.2 with a turbo just doesnt sound right.
The CCs a 2010 5.3 6l80 with 3.08s g80 on 275/55/20. We put a MP T70 turbo on it last year, non intercooled it ran a best of 14.8. We intercooled it and our current best is 15.2.
4.8, TSP 220, 6L90 swap, 3400 Stall, 4.10s w/30" drag radial and T76 @ 16lbs.
Best ET 11.54@114 w 1.52 60ft
Raceweight 4905 lbs.