Quote:
Originally Posted by NicB
The jb4 will not stack on top of the ppk since the max boost will be the same. In other words, stock + jb4 = the same as ppk + jb4. If you want more power, get jb4 + downpipe
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The JB4 will ignore the flash tuning when installed. So whether or not you have the PPK you will wind up making the same power with the JB4. So no reason to get the PPK but also no reason to remove it if you already have it.
Mike