Clever - but not as clever as when it was done the first time. Heavy Duty diesel makers got caught doing this 15 years ago and suffered the same consequences - http://www.justice.gov/enrd/diesel-en…

Great write-up but one thing to consider - this is not the first time a company has done this: http://www.justice.gov/enrd/diesel-en…. 15 years ago all the US heavy duty diesel engine makers settled for what ended up being the biggest clean air act settlement at the time of almost $1B for doing exactly the same thing…