RT @MackTrucksInc: @PITTOHIO Tests a Natural Gas-Powered #MACK Pinnacle in its fleet http://t.co/UstyNPX3v1 http://t.co/XQ3g6W3bzY
RT @MackTrucksInc: @PITTOHIO Tests a Natural Gas-Powered #MACK Pinnacle in its fleet http://t.co/UstyNPX3v1 http://t.co/XQ3g6W3bzY
