The Rex Oil Company Rocky Mountain Blue Sky Manufacturing facility opened in Ft. Lupton in 2012. The plant processes and packages Diesel Exhaust Fluid for Colorado, New Mexico, Arizona, Utah, Wyoming, Kansas and Nebraska. 

Rex Oil Company -The Exclusive Exxon-Mobil Lubricants Distributor for the Denver Metro Area.

Diesel exhaust Fluid


Rex Oil Fleet Fueling Locations

​         Denver 303.455.1743  -  Ft. Lupton 303.857.2288  - Colorado Springs ​719.473.1293

Rex Oil

A locally owned company serving Colorado businesses since 1937.










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In addition to three full servicefleet fuelinglocations in Colorado,  Rex Oil is part of the CFN national network