Taking EGR to the next level
Posted: Sat Apr 12, 2014 8:02 am
EGR has been around since the 70s and we're still improving it.
http://gas2.org/2014/04/09/egr-buick-re ... es-mpg-15/
http://gas2.org/2014/04/09/egr-buick-re ... es-mpg-15/