PSM, I just had my 03' Cobra tuned by Don at Modular Madness in Sarasota, and he used Sniper - and the Sniper tune helped me car a lot - I used a SCT Xcal2 on my 04' GT when I had it. But i have nothing bad to say about the sniper... and I have a sniper tune on my Cobra.
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2003 Redfire Cobra
"Terminators, terrorizing old men in Corvettes since 2003!"