Shell Rotella's Diesel Exhaust Fluid has been designed for on-highway medium- and heavy-duty trucks as well as off-highway construction equipment and trucks.

Shell Rotella DEF is a high purity diesel exhaust fluid that meets the requirements of ISO 22241 and is API registered as a certified DEF. It also meets original equipment manufacturer requirements for diesel exhaust fluid used in SCR systems in diesel engine passenger cars, diesel pickups, commercial vehicles, and off-road equipment.

Shell’s DEF is offered in a 2.5-gallon container and may be used by any vehicle diesel emission system using SCR technology that requires DEF.