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Diesel Particulate Filters
DateQuestionAnswer
03/24/2009
What Does Low Ash Mean in Motor Oils?
What is low ash?
There are certain additives used in engine oils that, when they leak past the piston rings and get into the combustion side of the engine, can produce ash when burned. This ash can cause filter pluggi...
02/15/2009
What Are the Benefits of Low Ash Oil?
What are the benefits of using "low ash" oil? I have some Mobil 1 low ash for my Mercedes diesel. Can it be used elsewhere?
Low ash oils typically are used for diesel vehicles that have a DPF (Diesel Particulate Filter) so the carryover oil that makes it into the exhaust system does not foul the particulate filter.  We rec...
01/06/2009
Best Oil for Achieving High Mileage in Turbo Diesel Engines
We have a '98 Suburban with a t/d 6.5 with 255,000 miles. It has been run with Mobil Delvac 1 since about 75,000 miles (prior was Mobil 1). Engine is great; changed every 5k approximately. We also hav...
Mobil Delvac 1 ESP 5W-40 is a fully synthetic supreme performance heavy duty diesel engine oil that helps extend engine life while providing long drain capability and potential fuel economy for modern...
06/18/2007
Explain the Difference Between Mobil 1 and Mobil 1 ESP
What is the difference between Mobil 1 synthetic and Mobil 1 synthetic ESP for a Mercedes 3.0 liter diesel engine in a new 2007 Jeep Grand Cherokee Limited?
ESP stands for Emission System Protection. This means the oil has been balanced to protect the Emission System better by reducing the amount of certain additive components that can cause premature fai...
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