Benefits of Premium Blue GEO 15W-40 include reduced ash content, valve recession protection and advanced oxidation control. It is recommended for use in compressed natural gas, liquefied natural gas or propane-powered engines.
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Recent developments related to six of this year's largest school district fleets in the nation.
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With a grant provided through the EPA, a new program from NAPT will help school districts take older diesel buses and extend their life by converting them to run on compressed natural gas.
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