Quote:
Originally Posted by caymandiver75
Very impressive times DLSJ5! Just curious, but how much power did you gain with your supporting mods? I see you have GIAC tune. I have a GIAC tune on my VW and love it. Wish Toyota would allow their ECU to be tuned.  |
BMW doesn't allow it either. IF GIAC wanted to tune ISF ecu they could.
Quote:
Originally Posted by caymandiver75
30-40whp is awesome on a N/A V8! Were most of the gains from the tune? I can't imagine gaining too much with exhaust. With your power to weight ratio, the ability to get below a 1.9x 60' and ideal weather conditions you are certainly going to be in the 11's.
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Exhaust on the M3 creates a lot of power, you just have to eliminate both sets of cats.