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      07-26-2017, 12:25 AM   #22
DYOOS
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Drives: 335i E90 N55
Join Date: Jul 2017
Location: Bay Area

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Quote:
Originally Posted by Jdub679 View Post
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.
Quote:
Originally Posted by DrRobert View Post
I flashed back to stock and passed with a catted DP.
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?

Last edited by DYOOS; 07-26-2017 at 12:55 AM..
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