Thread: Jb4 shop nj?
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      01-04-2013, 03:17 PM   #6
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Originally Posted by Jake@PTF View Post
Check out Helix. They know the n54/n55 inside and out. The JB4 doesn't require "tuning". Just install select map and go. If you want something for custom tuning for your car that will be dialed in for you specifically get an AP and protune/etune.
Fixed lmao
E90 LCI N54 6AT