Quote:
Originally Posted by dpie89
Can racechip be stacked on top of a Velos/AA tune?
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It's just a piggyback and has 7 settings.
You likely can stack, but verify with your tuner of course.
https://www.racechip.us/shop/bmw/x6-m-e71-72-2009-to-2014/x6-m-4-4-4395ccm-550hp-408kw-369lb-ft.html