Total Transportation Services, Inc. (TTSI), one of largest drayage trucking companies in the ports of Los Angeles and Long Beach, has begun using one of the first Cummins Westport (CWI) ISX12 G low-NOx natural gas engines for its trucking operations. Available for order later this year, the 12-liter engine’s emissions will … Continue reading Game-Changing Zero-Emissions Natural Gas Engines Now Operating at Ports of LA and LB