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      04-30-2019, 07:58 PM   #4
ellisina4
Private First Class
United_States
66
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186
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Drives: 2018 M550
Join Date: Aug 2014
Location: Chicago, IL

iTrader: (3)

Quote:
Originally Posted by modthispny View Post
thanks for posting. happy to hear about the stock m550i performance compared to the 2015 with the jb+. what is a jb+ btw? is that jb4?
It's not JB4, It is JB+ and is also called BMS stage 1... should be equivalent to JB4 Map1