Quote:
Originally Posted by Bmw doubles
You the man, 100% e85! How are using the JB4 on top of the flash tune? What are the benefits there?
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The flash adjusts the timing, afr's and other things the JB4 can't adjust. In turn it makes the jb4 more effective/efficient. That's how I was able to hit 560whp on 93 pump and meth with the PS2.