MTU mining engines achieve EPA Tier 4 final emission standards with no aftertreatment above 750 bhp and no DPF at any bhp.
MTU Series 2000 and Series 4000 engines above 750 bhp will achieve Tier 4 final emission standards with no aftertreatment and no diesel particulate filter (DPF) at any bhp.
- Incorporate two-stage turbocharging, patented EGR cooling, a new combustion system design and high-pressure common rail injection
- No diesel exhaust fluid, tanks or diesel oxidation catalyst
- Reduced fuel consumption and increased power vs. Tier 2 configurations
- Optimal transient behavior with rapid response to changes in engine load
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