whats up everyone, im working on a 2004 GTO that now has a custom twin setup. im keeping to the budget where i can theme by trying open source tuning software currently learning how to use tunerpro with the ls1boost patch, the learning curve is steep but i wont give up. ive been reading on here for a few days now and there is some great info on here so thanks in advance to all the pros helping the new guys do it on the cheap