Fleet repowers payback in less than 3 years
15% fuel savings with an integrated engine cooling system
Compressed Natural Gas (CNG) engines reduce NOx by 80%
Accredited installers with over 40 years of industry experience
Smiles Engineering provides bus and commercial fleet owners and operators with integrated engine repowers, gas and hybrid engine conversions, and innovative emission control and ancillary system modifications which save fuel, improve reliability, reduce emissions and extend vehicle service life.