Over the past few years, more automakers than ever have started to promote something called active shutter grille vents. Essentially a way to boost fuel economy at higher speeds, active grill shutters ...

However, not all innovations are equal and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

The aim of an active grille shutter (AGS) is to respond to the driving environment in order to reduce drag and improve fuel economy. During motorway driving, for example, the louvres would close ...