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Old 11-01-2006, 03:58 PM   #6
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Member#: 58504
Join Date: Mar 2004
Chapter/Region: South East
Location: Ready to try!!!
2004 STi w/o wing
Aspen White / Silver


Originally Posted by Jon [in CT] View Post
It does matter. Copying the maps visible in one of the tuning tools from a newer ROM image to an older one generally won't incorporate all the fixes because the fixes frequently involve changes to code logic and to tables not visible in the tuning tools.

Option A is the way to go.
I thought that was probably the case, but I wasn't entirely sure.

Good to know...thanks folks.

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