aerodynamic kit

The elephantine rear airfoil bolted to the rear deck of the Dodge Viper ACR is not only highly functional, but it gets credit as being the first mass-produced carbon fiber-reinforced polymer (CFRP) wing on a production car. Rear wings on high performance vehicles are designed to counter lift. ...

Arden, the German tuning firm that's been tweaking Jaguars for decades, is teasing us with this concept shot of its new Jaguar XF AJ 21. We just drove the 2009 Jaguar XF and felt the sheetmetal was lacking some excitement. In a good manner, it appears that Adren has addressed some of our concerns ...