Stellantis patented a deployable diffuser that doubles as a bed step The diffuser would aid efficiency while also enabling easier bed access Active aero and bed steps aren't new, but combining the two ...

Stellantis has just filled an interesting patent for a retractable, fabric rear diffuser. Rear diffusers are normally fixated to the lower rear portion of a vehicle and work to either improve ...

The diffuser is a chunk of bodywork low on a car’s rear end, usually shaped to manage airflow, improve aerodynamics, and—let’s be honest—look bitchin’. Bugatti’s new Tourbillon super-coupe’s massive ...

Porsche has apparently been working on improving the aerodynamic flow around the rear of its vehicles, well, forever, but it's been specifically developing a new active rear diffuser system reportedly ...

The competition-spec Ford GT rear aero is designed the FIA/ACO's revised GTE class regulations, which were finalized on Thursday and take effect next year. New rules allow for a moderate power bump, ...

Porsche is now working on an active aerodynamics system that, beyond helping its vehicles carve through the air more efficiently, has the added benefit of hiding or exposing a hitch receiver. First ...

Well, OK, it doesn’t do everything. But it does more than could be expected of any typical diffuser. The diffuser is a chunk of bodywork low on a car’s rear end, usually shaped to manage airflow, ...