1. 07/16/03 mrb McGeehan G030549-EPA 1 G030523-EarthBkgrd Engine Oils for Ultra Low Emission Diesel Engines Jim McGeehan, Manager of Global Heavy-Duty Diesel Engine Oil Technology

2. 07/16/03 mrb McGeehan G030549-EPA 2 Oil Quality Driven by Clean Exhaust NO x (g/hp-Hr) 0 0 4 4 8 8 12 10.7 6 0.20 Year: API: ‘88 ‘90 ‘95 ‘99 ‘02 ‘07 CE CF-4 CG-4 CH-4 CI-4 PC-10 2 2 10.7 6 6 5 5 0.20 4 4 EGR + DPF NO x Adsorber DeNO x Catalyst Retarded Timing EGR

3. 07/16/03 mrb McGeehan G030549-EPA 3 Increasing Oil Quality 2 5 5 8 12 15 0 0 4 4 8 8 12 16 CD CE CF-4 CG-4 CH-4 CI-4 API: Number of Tests to Qualify Products 1972 1988 1991 1994 1998 2002

4. 07/16/03 mrb McGeehan G030549-EPA 4 “Just-in-Time” Delivery Maximize Engine Reliability and Durability API CH-4/CI-4 Engine Oils

5. 07/16/03 mrb McGeehan G030549-EPA 5 2007-2010 Emission “Phase-In” *PC = Proposed Category 2007 2010 0.6 0.1 0 1 2 3 NO x, g/BHP-Hr Particulate, g/BHP-Hr 2.5 1.1.02.01 2002 PC-10* OEM’s Finalize After-Treatment Systems End 2003 PC-11* 2003

6. 07/16/03 mrb McGeehan G030549-EPA 6 Reducing Diesel Fuel Sulfur 1993 2006 5,000 ppm 500 ppm 15 ppm – 80% 2010 20% 500 ppm 15 ppm

7. 07/16/03 mrb McGeehan G030549-EPA 7 Ash Plugging With Particulate Filters Detergent and Inhibitor Base Oil VI Improver Engine Exhaust Ash Filter Plugging Particulate Filter

8. 07/16/03 mrb McGeehan G030549-EPA 8 After-Treatment Life? NO x Adsorber Lower High DeNO x Catalyst Lower High SCR No Change Ash Limit Lower High Phosphorus Sulfur Particulate Filter (DPF) Heavy EGR Cat ACERT Heated UREA

9. 07/16/03 mrb McGeehan G030549-EPA 9 Chemical Limits for 2007 Lubricants Sulfur % NO x Adsorber Ash % Particulate Traps Phosphorus NO x Catalysts Volatility – Oil Consumption Ash Limit Major Driver for Particulate Filters

10. 07/16/03 mrb McGeehan G030549-EPA 10 Paradigm Shift in Engine Oil Technology Ash Volatility Phosphorus Sulfur PC-10 API CI-4 Extended Oil Drains 2007 Reduces Oil Drains 2002

11. 07/16/03 mrb McGeehan G030549-EPA 11 Engine Durability Tests for PC-10 Caterpillar C-13 Oil Consumption Blow-By and Piston Deposits Caterpillar C-13 Oil Consumption Blow-By and Piston Deposits Cummins ISB Slider Valve Train Wear and After- Treatment Cummins ISB Slider Valve Train Wear and After- Treatment Mack T-12 (Volvo D-12) Power Cylinder Wear and Oxidation Mack T-12 (Volvo D-12) Power Cylinder Wear and Oxidation 15 ppm Fuel Sulfur Cummins ISM Power Cylinder, Valve Train Wear, Filter Life and Sludge Control Cummins ISM Power Cylinder, Valve Train Wear, Filter Life and Sludge Control 500 ppm Fuel Sulfur

12. 07/16/03 mrb McGeehan G030549-EPA 12 PC-10 Challenge: Balancing Service Life Engine Durability After-Treatment Life

13. 07/16/03 mrb McGeehan G030549-EPA 13 PC-10 Will Be Delivered On Time for 2007 Cleaner Diesel Engines Jim McGeehan Chairman of ASTM Heavy-Duty Engine Oil Classification Panel, Implementing PC-10 for 2007