Isn't there a US regulation put in place for cars to be at a certain EPA standard starting 2014?
Originally Posted by Emission
The N57 is one of the world's greatest powerplants, but it is overkill for what Americans do with it. BMW brought it over to "educate" those in the States that diesel is a viable alternative to gasoline... plenty of power and fun (e.g., 335d). For the next round, now that we are convinced of its benefits, we will enjoy its superior efficiency... meaning less "performance" but even better mileage. I'd love the 4.0-liter turbodiesel too!
Hence BMW and other car manufactures focusing on meeting the mpg.
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