> deal with (possible) lower fuel economy and performance, Not clear if these results will hold up, but CR ran some tests that seemed to indicate that running

> deal with (possible) lower fuel economy and performance, Not clear if these results will hold up, but CR ran some tests that seemed to indicate that running the car in "cheat mode" had a relatively small impact on performance - "both cars added less than a second in the 0 to 60 mph time. The Jetta saw fuel economy drop from 53 to 50 mpg, and the Sportwagen went from 50 to 46 mpg." http://www.wired.com/2015/10/vw-diesel-cheat-mode-mpg-performance/ http://www.wired.com/2015/10/vw-diesel-cheat-mode-mpg-perfor...