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Originally Posted by 13M5F10
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Originally Posted by lfelunden
Nice write-up!!
I just ordered the JB4 upgrade for my stage 1 
So, the maps only work correctly if you got the BCM? |
It's my understanding that it doesn't produce much more power than Stage 1 at the moment until BCM is out. The maps work but don't hit the target boost. |
Yep, can't wait for the BCM.. That is a game changer for people with stock exhaust/dp