Back to the top Achates Power Fundamentally Better Engines Industry Leading Engine Solutions Our Approach is One of a Kind Achates Power works with leading engine companies, licensing designs, development and test tools, software, and patents that enable engines for a range of applications that reduce CO2 and criteria emissions and provide robust compliance in a cost-effective manner. Learn More Passenger Vehicles The OP Engines provide best-in-class efficiency while meeting federal and state emissions requirements. Medium & Heavy Duty Commercial Vehicles Heavy-Duty truck fuel efficiency technology with a 90% reduction in NOx and future year EPA CO2 levels. Military The U.S. Army Advanced Combat Engine (ACE) is a key component of the Army’s 30-year strategy to modernize tactical and combat vehicles. Off-Road/Power Generation Engine power that meets Tier 4 Final emission standards with industry-leading efficiency. Industry Thought Leaders We are visionaries at heart with a drive to revolutionize the world of transportation with sustainable power for a clean future. Meet Our Team Driving Forward Catch up on news, updates from Achates Power, and buzzworthy industry topics on our blog. See More Where To Now For Diesels? October 8, 2021 Where to Now for Diesels? September 28, 2021 • by Jim... Read More Examining The Low Emission 10.6-Liter, Opposed-Piston Engine From Achates Power September 29, 2021 Examining the Low Emission 10.6-Liter, Opposed-Piston Engine From Achates Power September... Read More US Army Awards Cummins $87M Contract To Deliver The Opposed-Piston Advanced Combat Engine August 3, 2021 US Army awards Cummins $87M contract to deliver the opposed-piston Advanced... Read More 4060 Sorrento Valley Blvd. San Diego, CA 92121 +1 858.535.9920 Quick Navigate Home About Achates Purchasing Terms Privacy Policy News & Blog Resources Careers Contact Subscribe to the Achates Power Newsletter © 2020 Achates Power, Inc. All rights reserved.