The Doosan Portable Power XHP1170WCU is the industry’s first Tier 4 Final-compliant high-pressure air compressor and the first to be equipped with the Doosan HR350 airend. It offers a 9-percent increase in fuel economy over the previous interim model. Powered by a Tier 4 Final Cummins QSX15 engine and equipped with two 99-gallon fuel tanks for eight hours of runtime, the XHP1170 is designed to exceed the tough demands of drilling operations. doosanportablepower.com