I was just responding to a question. It's only what I was told. I'm not smart enough to know if it's true or makes sense. Next time I'll ignore the technical questions, since I don't know what I'm talking about.
Originally Posted by Pinecone
a) How come people putting the diff in without any software change donīt have this problem?
b) you can more reach 60 in 2nd stock or with the 8K redline with the 3.91 rear.
2002 E46 M3 Dinan S3-R