Quote:
Originally Posted by JWBFX4
I got the 87 performance just because I probably wouldn't want to run 91+ when gas goes back up. But I got it in place of the canned 87 tranny tune so that I could keep the canned 91 performance tune in case I ever wanted to run it.
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That's a good idea...I've never even used the 87 tranny canned tune.