Quote:
Originally Posted by UAM951
Just installed the jb4. Very happy with the result. My car is a lot better in throttle response . Going to change the boost and add downpipe his weekend
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Do you install it on your 535i? did you buy the jb4 stage 2 for your car?
I have a 2011 F10 535i and production date 07/2010 I'm going to buy
the jb4 just want to make sure it works on the 535i thank you