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Humid Conditions
Are More Frequent Oil Changes Required in Humid Locations?
On a previous question regarding the possible need to change Mobil 1 Extended Performance more frequently based on driving conditions, you referenced the results of the Las Vegas taxi test, which sugg...
Under the circumstances you described, Mobil 1 Extended Performance will still provide the outstanding protection of the Mobil 1 family of products.  You can keep changing the oil every 15,000 miles o...
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