Yeah, also a power run on a dyno is nothing like the sustained cruising-speed tests carried out for emissions tests. I'm not sure that during a power run the c

Yeah, also a power run on a dyno is nothing like the sustained cruising-speed tests carried out for emissions tests. I'm not sure that during a power run the car would realize it is being tested. At least, it wouldn't if I was the one implementing the cheat-mode based on my knowledge of emissions testing procedures.