i have a basically stock 6.2 automatic car, it has a cold air intake, cats and straight pipe duals cat back. dose someone have a tuned tune you can send me to copy on my car, as of now even with trac off and stabilitrac off it will not burn out from dead stop, and seems laggy , its not acting like a 400hp car, i bought it like this and dealer knew nothing about it, any help appreciated. thanks