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Do you already know exactly 100 % which stock tune you have right now? Subaru has released like 2 different tunes every year lately for the newer cars
And OFT only flash tunes with the same calid of the stock ecu
They probably want you to marry the oft first so you know which tune is it on right now, then you go to oft website and download the tunes that match your calid and load them with the software openflash manager
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