Environment Friendly Engine 
Low emissionized Komatsu engine is EPA Tier3 and EU stage 3A emission regulation certified.
NOx emission is reduced, while maintaining high power and low fuel consumption.
Advanced combustion technology optimizes combustion timing and ignition to reduce NOx and PM, improve fuel consumption, reduce noise.
KOMATSU Engine Technology KOMATSU has been developing and producing the construction machineries and all major components includes engines: equipment since 1931 and diesel engines since 1935.
Komatsu strong technological capabilities and power integrates new engine into efficient machinery.