E46Fanatics - View Single Post - m54b30 vs m54b25
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Old 11-10-2008, 05:50 PM   #3
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Join Date: Jul 2003
Location: PEI,Canada
Posts: 4,370
My Ride: 330i, 330Ci
Originally Posted by Rafals View Post
Hi. Is there anyone on the forum who can tell me whether m54b30 enigne will work properly with controller from m54b25? Are maps and fuel dose the same? Thanx
You can use the 2.5 DME, you just need to get new software put in.

ESS can do the deed.
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