jb4 + meth or cobb + meth
I have a cobb in my car now fbo... I need to beat a f430. i figure if i stack meth+e85 on my car ill win? Should I put meth and try to get a tunner to re tune my car or stack jb4 and cobb or just use jb4
also jb4 + nos?
i have been out this proformance thing sorry if its an annoying tuneing battle question