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Calumet Specialty Products Partners, L.P. Announces Launch of Group III Synthetic Base Oil
Becomes First U.S. Based Producer of Group III Base Oil

INDIANAPOLIS, May 1, 2017 /PRNewswire/ -- Calumet Specialty Products Partners, L.P. (NASDAQ: CLMT), a leading independent producer of specialty hydrocarbon and fuel products, announced today the launch of CALPAR 4GIII, the Company's first API Group III synthetic base oil.

CALPAR 4GIII is a high quality paraffinic base oil that has been engineered by the Company's in-house R&D and technical refining staff to meet the American Petroleum Institute requirements for Group III base oils. The Group III classification characterizes the most highly refined base oil derived from crude oil, providing viscosity index levels above 120 and very high saturate content.

CALPAR 4GIII is designed for extensive use in engine oil formulations to improve gas mileage, reduce emissions and extend oil change intervals.  CALPAR 4GIII offers:

  • Low volatility
  • High viscosity index
  • Excellent low temperature properties
  • Outstanding oxidation/thermal stability

"We are very proud to be the first U.S. based virgin producer of Group III base oil.  The addition of Group III production to our Shreveport product slate demonstrates Calumet's commitment to keeping up with today's evolving marketplace," said Bill Anderson, Executive VP of Sales at Calumet Specialty Products Partners. "This launch broadens and enhances our portfolio, which now includes products across Group I, Group II, Group III and Group V."

CALPAR 4GIII is available to ship from Calumet's Shreveport, LA refinery and its Burnham, IL terminal. For more information about CALPAR 4GIII or the complete line of CALPAR base oils, please visit  

About Calumet Specialty Products Partners, L.P.
Calumet Specialty Products Partners, L.P. (CLMT) is a master limited partnership and a leading independent producer of high-quality, specialty hydrocarbon products in North America. Calumet processes crude oil and other feedstocks into customized lubricating oils, solvents and waxes used in consumer, industrial and automotive products; produces fuel products including gasoline, diesel and jet fuel; and provides oilfield services and products to customers throughout the United States. Calumet is based in Indianapolis, Indiana and operates thirteen manufacturing facilities located in northwest Louisiana, northwest Wisconsin, northern Montana, western Pennsylvania, Texas, New Jersey, Oklahoma and eastern Missouri.


SOURCE Calumet Specialty Products Partners, L.P.

For further information: Keith Snyder, 317-459-8496,