Hey wats up this is my 2000 Z28. So far i have high-flow cats,texas rumbler exhaust, texas speed computer tune,ls6 intake,and 4.11s.  The car has 320 Rear wheel horse and is gunna hopefully hit 345 when i get the headers on.  The car is fast alittle loud, but hasn't lost yet.  Thanks for checking out my car let me know wat you think and what i should do next.