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- Jan 30, 2007
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wyoramsrt-10 said:How much of a performance difference could one get? Even though I have a flash of 91.
I have a 91 flash, I filled the whole tank..$176 later. I would say .2 in the quarter...i pulled alot harder in 2nd and 3rd. But it took till the end of the tank for a full adjustment for the PCM