https://stnonline.com/news/cummins-seeks-to-reduce-noise-increase-fuel-economy-with-new-diesel-v8/
Cummins Seeks to Reduce Noise, Increase Fuel Economy with New Diesel V8 - School Transportation News
Oct 4, 2013 - Cummins Seeks to Reduce Noise, Increase Fuel Economy with New Diesel V8 School Transportation News
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https://www.automotive-fleet.com/news/fedex-ceo-urges-congress-to-increase-fuel-economy-us-oil-supply-v2
FedEx CEO Urges Congress to Increase Fuel Economy, U.S. Oil Supply | Automotive Fleet
Jul 17, 2007 - WASHINGTON, D.C. --- FedEx Corp. CEO Frederick W. Smith appeared before the Senate Committee on Small Business and Entrepreneurship June 14, urging lawmakers...
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https://saemobilus.sae.org/papers/new-aspects-deposit-effects-engine-octane-requirement-increase-fuel-economy-790938
790938: Some New Aspects of Deposit Effects on Engine Octane Requirement Increase and Fuel Economy...
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