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 | 04/11/2009 | | | We recommend you use Mobil 1 Turbo Diesel Truck 5W-40 all year as it is the best choice for this application. |
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| 02/15/2009 | | | 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... |
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| 01/06/2009 | | | 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... |
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| 01/05/2009 | | Was a Dodge Ram Harmed Since CJ-4 Oil Not Used | | I have a 2001 Ram diesel truck with 57,000 miles on it. I've used Mobil 1 15W-50 since it had 500 miles on it. I will be switching to the new 5W-40 turbo diesel truck. Did I do harm to my engine becau... |
| | No. CJ-4 is a certification valid for 2007 and newer engines due to new EPA requirements. You should be fine. |
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| 10/28/2008 | | Which Motor Oil Is Best for Engines Using E85 Fuel | | I am using E85 fuel in a converted Honda engine originally not designed for its use. One of the primary concerns of this is the formic acid created in the event of water contamination of the fuel. I h... |
| | We recommend you use a heavy duty diesel product if you want additional acid neutralizer. We recommend you try Mobil 1 Turbo Diesel Truck 5W-40 as it is based on HD diesel technology, which contains a... |
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