Thread: X4 M40i: Illuminated M brand in headrest?
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      03-23-2020, 04:21 AM   #10
Douggie
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Drives: BMW X1, X3
Join Date: Feb 2011
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Originally Posted by suby01 View Post
I've read that it adds 5hp (EACH!). So if my math is correct, 5x is +25hp! Wooohoo! You sure you guys can handle all that power?
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