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Old 09-26-2012, 02:51 PM   #1
E85head
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Join Date: Jun 2012
Location: Car
Posts: 176
My Ride: E46 M3
AEM Infinity and ProEFI

Around various forums these engine management systems are often mentioned for the S54. But i cannot find any information that compares the two.

Whats the main differences? Features, hardware, etc....
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