Quote:
Originally Posted by Aaron07
For reference I am 1 7/8” Kooks longtubes hi flow cats to stock exhaust, Rotofab CAI and tune. I am 447 rwhp and a very stout 496 torque. M6
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I think that I would be happy with that result, especially if the car felt much faster.
Is your tune very extreme? Did you tune the tranny?