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- Can Tier 4 Interim engines deliver reductions in fuel consumption to offset investment costs in the current business climate?
- What kind of DPF performance & maintenance issues have been encountered so far — and what are the lessons for customers and vehicle manufacturers?
- How do estimates of DEF consumption match in-use data for SCR in Tier 4 Interim systems?
- What type of DEF distribution infrastructure will be required to meet the needs of the different off-highway users in 2011?