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Old 06-04-2012, 07:49 PM   #2
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Join Date: Apr 2011
Location: SA TX
Posts: 1,239
My Ride: 2003 325i
Originally Posted by hueyhy View Post
I know that EU2 works without catalyst converter and SAP, but how about if I just re-flash the ECU to EU2 but don't do the hardware mods?
will there be any significant improvement or not?
will I run into problems?


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