Thread: JB4 upgrade
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      06-10-2011, 08:48 PM   #5
BLTZKRG
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Drives: 2003 M5
Join Date: Jun 2011
Location: NJ

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Quote:
Originally Posted by persian54 View Post
i dynoed my Z4 with the JB4 Beta

My car was used to help tune the DCT maps for the Z4

353 whp and 349 whq

base was 287whp and 282wtq

JB4 only
no other modifcations
91 octane gas

55 degrees

if you want one new, let me know, i can ask around. I know a lot of people
Getting the 35i soon, Looking to pump up the power after the first month. Where can I get a used/new one?
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