Quote:
Originally Posted by SupraCooper
You should be able to run any map with it. I emailed Burger and the jb4 does in fact work with the new g42 m240i. I got mine in the mail the other day, and still waiting on my car on order 🤣
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Like Hendo says, it is very octane dependent, NO way with octane 91 you can run ANY map with the JB4. I'm frankly wondering if even the stage 1 map can be run with octane 91 without pulling timing, especially in hot weather.