Besides preventing the build-up of nasty engine sludge and premature wear, protection against cold starts is one of the main reasons why you should never skip an oil change in your gasoline or diesel ...
Heavy-duty pickups and long-haul trucks rely on torquey diesel engines that are more economical, reliable, durable, and have a more straightforward construction than a comparable unleaded gas engine.
The phase-in of US EPA Tier 3 and California LEV III emission standards require further reduction of tailpipe criteria pollutants from automobiles. At the same time, the mandate for reducing Green ...
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