5066 Santa Fe Street
San Diego, CA 92109
Clean Air Partners was founded in 1991 to develop technologies allowing diesel engines to operate with the low emission benefits of natural gas while retaining the efficiency, power, long life, and low cost of compression ignition engines. Today, CAP has proven products based on proprietary technology and more than 23 patents. Its products are in continuous use on over 1,700 heavy-duty truck engines now operating around the world in various applications. CAP is introducing new and innovative Electric Power Generation products. These products offer unique capabilities, lower emissions, and better cost per Kw value than existing single-fuel diesel and gas generator sets.