California Smog Testing Will Now Sniff Out (and Fail) Tuned ECUs
The toughest smog check state in the nation is getting a little tougher Beginning July 19, 2021, Californian automotive enthusiasts have yet another item to add to an ever-expanding list of dos and don’ts (mostly don’ts) regarding their mandatory biennial visits to certified smog facilities. Up to this point, if your car was armed with
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