BusinessPhoto gallery: Celadon Group, CCJ InnovatorAaron HuffMay 16, 2014Add as preferred on GoogleFacebookLinkedInX (Twitter)Pinterest Add us as a preferred source on Google Related StoriesBusinessSenate EPW takes ‘first bite’ of the elephant: MAP-21 reauthorization passes unanimouslyBusinessFleets hit with $2.2M in fines from CARB in 2013BusinessFreight jumps again in March, continues rebound from cold winterPartner InsightsStop Costly Torque Guesswork Before It Hits UptimeTop StoriesTrucksCould dyed diesel damage your engine or void your warranty?Aimed at easing pricing pressure at the pump, a new executive order permits highway vehicles to burn off-road red diesel without risking engine damage, federal tax penalties, or warranty coverage.EquipmentFuel tax relief proposals languish in Congress with prices breaking recordsIndustryTrump at Peterbilt: American trucking is back. Rid of 'crap' emissions systemsFreight demandSpot vs. contract: Diverging freight rates and squeezed volumeFeatured SponsorStop Costly Torque Guesswork Before It Hits UptimeGet all the info on the top 250 trucking companies in AmericaView, sort and download the trucking industry’s most comprehensive ranking of for-hire carriers in North America, based on a blend of metrics including fleet size, annual revenue and number of drivers.White PapersStop Costly Torque Guesswork Before It Hits UptimeKeep it in the shop, keep your trucks on the road. Download the free guide now.