Most of us probably know what rear spoilers do, but what about rear diffusers? Here's what these often-overlooked components do for modern cars.

Rear diffusers improve vehicle aerodynamics by accelerating airflow underneath a car, improving grip, handling performance, and fuel economy.

Best car diffusers that make driving a joy for the senses From devices that plug into air vents to luxury hanging fresheners, these are the top car diffuser brands worth investing in ...

Today, smart fragrance company Pura launches a brand-new car fragrance diffuser bringing their advanced scent technology on the road. While most car s ...

Read this car news article from 2009-04-01. F1 technical: What is the secret of the infamous double-decker diffuser?