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Conventional Diesels

Cleaner conventional buses meet more stringent emissions standards.

Cleaner Diesel

Cleaner Diesel can reduce emissions from existing diesel vehicles and some parameters such as low sulfur are required to enable an effective operation of advanced emission control devices.

Advanced Diesels Bus

The advanced diesel bus uses advanced engine systems and aftertreatment emission reduction devices, usually in conjunction with lower sulfur fuel.

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ISX First Diesel to Get EPA 02 Approval

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Emissions standards
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Diesel Day 2 - Reducing Emissions from In-Use Diesel Vehicles in Developing Country Cities: Challenges, Opportunities and Costs

Questions & Answers
Is Clean Diesel Fuel an Option for Developing Countries?

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