Westport Fuel Systems Inc. engineers, manufactures, and supplies alternative fuel systems and components for use in transportation applications worldwide. It operates through Transportation and Cummins Westport Inc. (CWI) Joint Venture segments. The company offers alternative fuel systems and components, which include a range of alternative fuels, such as liquefied petroleum gas, compressed natural gas, liquefied natural gas, renewable natural gas, and hydrogen; and independent aftermarket, original equipment manufacturers (OEMs) and delayed OEMs, electronics, current and advanced research and development programs, supply chain, and product planning activities. It also provides Westport High Pressure Direct Injection 2.0, a fully integrated system that powers compression ignition engines by natural gas, which reduces greenhouse gas emissions. In addition, the company develops, sells, and markets spark-ignited natural gas or propane engines; and CWI engines for transit, school and shutt