

These environmentally friendly vehicles offer a wide range of benefits, notes Subaru of Niagara: Creating PZEVs allows carmakers to delay developing zero-emission vehicles (ZEVs), which feature electric and fuel-cell models. As Sustainable America states, the PZEV category was developed as part of an agreement between automakers and the California Air Resources Board (CARB). According to Subaru Canada, they're considered the cleanest running gas-powered vehicles.

PZEVs were originally developed to meet California's strict air quality standards.

