GFS Corp to Continue to Convert More of Arch Coal’s Haul Trucks to a Liquid Natural Gas Operation

Weston, FL – October 7, 2014 – Today, GFS Corp announced an order for the company's EVO-MT™ 9300 NG+D™ Conversion Systems for installation on Komatsu 930E haul trucks operating at Arch Coal's Black Thunder Mine in Campbell County, Wyoming. As a part of an ongoing evaluation program, GFS Corp will be converting nearly a quarter of Arch Coal's Komatsu 930E haul truck fleet to an LNG operation using the EVO-MT 9300 System. The 930E trucks will join two existing 830E trucks that have been operating on LNG since early 2014. “As the pilot customer for our EVO-MT System for the Komatsu 830E, we are pleased that Arch Coal is expanding their evaluation program to include their 930E fleet,” said Jason Green, President and CTO of GFS Corp. “Arch Coal is leading the way in the adoption of LNG technologies for electric-drive haul trucks and we are excited to be one of their technical partners.” The company expects to complete the conversion of the 930E trucks by the fourth quarter of this year.

About Gaseous Fuel Systems (GFS Corp)
GFS Corp designs, manufactures and sells proprietary solutions that enable high horsepower, heavy-duty diesel engines to operate on a combination natural gas and diesel fuel, creating fuel cost savings and improving sustainability. The company’s primary focus is providing fully integrated alternative fuel solutions for the mining, construction, stationary power and rail markets.
For additional information, visit GFS Corp’s website at www.gfs-corp.com.

About Arch Coal
U.S.-based Arch Coal, Inc. is one of the world's top coal producers for the global steel and power generation industries, serving customers on five continents. Its network of mining complexes is the most diversified in the United States, spanning every major coal basin in the nation. The company controls more than 5 billion tons of high-quality metallurgical and thermal coal reserves, with access to all major railroads, inland waterways and a growing number of seaborne trade channels. For more information, visit www.archcoal.com.