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      11-17-2021, 04:26 PM   #74
jko415
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Drives: bmw 335i
Join Date: Nov 2021
Location: SF, CA

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Quote:
Originally Posted by flypenfly View Post
With piggy back tunes isn't it trivial to just remove it for smog?

I think for Bootmod3, someone just smogged their car without any problems by reverting and then re-locking.
piggy back units doesn't seem to have any issues passing.

any flashed tune, flash back to factory tune will pass with no issues once the monitors are set.
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