Hi im new to the forum i have a 99 gtp with zzp frt and rear ported mainfolds, ss intercooler,3.1 moduler pulley,3"down pipe with cat delete and 2.5 straight pipe to mufflers,and 1.9 rockers also zzp 1.0 pcm i lve in denverand race at bandimere elevation around 6000 ftbeen to the track one time with this set up and i cant get the car to hook at all even with nito drag radials my one good pass was a 14.1 at 98mph does anyone have any ideas or tricks to help with this problem?
second question is i ordered a updated computer for my car from zzp ,when i installed it i got a p0753 shift selonoid code and trans was stuck in second gear,put the old computer back in problem solved,i called zzp back left 4 messages not that they have my cash there customer service skill are not so good. has any one else had this type of trouble with zzperformance?
thanks
