Smogging a supercharged E39 M5 in Cali?
Anyone here have a DINAN or other supercharged M5 in Cali? ...That passes emissions testing?
Is there a special waiver process?
The DINAN site says it's "street legal" in some of the wording, but then other stuff says "race only in California"
Grammar: The difference between "knowing your sh*t" and "knowing you're sh*t."