turbulator
/ˈtɜːrbjʊˌleɪtər/Definitions
1. noun
A device for mixing or agitating a fluid, especially in a pipe or duct.
“The engineer installed a turbulator in the pipe to improve the fluid’s flow and mixing.”
2. noun
A component that creates turbulence in the airflow, used to enhance the performance of an engine or a fan.
“The turbulator on the airplane’s engine helped to increase its speed and efficiency.”