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Old 09-18-2013, 04:17 PM   #13 (permalink)
Christ
Moderate your Moderation.
 
Join Date: Nov 2008
Location: Troy, Pa.
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Pasta - '96 Volkswagen Passat TDi
90 day: 45.22 mpg (US)
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VW used to recommend mixing up to 20% RUG with your diesel in colder months/climates to aid in starting/running in their diesel engines.
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