In the wet, when a vehiclerunning in high speed on the highwaycovered by a layer of water, the kineticpressure in the layer of watershould be make the vehicle up and lose control of the vehicle.
Options to look for include adaptive cruise control that can automatically maintain a set speed and interval on the highway, and high-intensity Xenon headlamps with Active Curve Illumination that can help illuminate the road at night through curves.
The 2012 Audi A7 also offers an adaptive radar-based cruise control system that not only maintains a set speed and distance from the traffic ahead on the highway, it can operate as efficiently in stop and go traffic.