Quote:
Originally Posted by Jdub679
I would personally just flash back to stock. Might take a little bit of time, but it doesn't have me sweating under my hood.
I "think" you can get a smog check with MHD installed, as long as the "catted downpipes" option is checked and all your readiness sensors are up and running. Someone please correct me if I am wrong.
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Quote:
Originally Posted by DrRobert
I flashed back to stock and passed with a catted DP.
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Excuse my ignorance as I'm still learning more about MHD. Like JB4, do you have to flash it back to stock and drive a certain amount of miles before taking it in to smog?