2008 Bmw X5 Radio Amplifier on 2040-parts.com

Ayrton Senna's Honda NSX for sale

'Never raced or rallied' is a term you'll often see on a classified ad. But if the car was formerly driven by Ayrton Senna, you'd find it a little hard to believe. And even if it had been, would you care?

AutoWeek Best of the Best 2011: Cadillac CTS-V Coupe, Jeep Grand Cherokee

Several decades have passed since we handed out an award whereby AutoWeek editors picked the best new vehicles in a given model year. We've dabbled in things such as "America's Best," when we've asked you--our faithful, opinionated and knowledgeable followers--to vote on the best vehicle in certain categories. We drive hundreds of vehicles each year (including all of the newest hardware), report the cold, hard facts and give you our opinions about which vehicles are worth your consideration when the time comes to make one of life's biggest purchases.

Nissan creates Spec Z series with National Auto Sport Association

Nissan is partnering with the National Auto Sport Association to create a new spec road-racing series for the 2003-08 Nissan 350Z. The company says the series will focus on close competition, parity and cost containment. NASA Spec Z will offer a contingency prize program, while Nissan Motorsports will provide technical support.