Quote:
Originally Posted by SoCalDodgy
Sorry. You're right, I should've been clearer: it's not a piggy back, but a bench tune where the ECU was pulled from the car for the update. No extra hardware, not a piggyback tricking the car into making more boost based on tweaking the sensor input. They claim the checksums match--it's also been out there for a while, and maybe was picked up as an OK variant by the DMV? Just guessing here and throwing out one more data point for what it's worth.
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oh ok, yeah that's awesome if so. Another forum member posted in a similar thread about N52 tunes that it is possible to get the checksums to match or atleast look like they match on a custom tune, but he hadn't done it or looked too much into it as that's a federal felony if caught.