Fastest Cadillac; Audi Diesels

DETROIT, March 21 -- It's the fastest Cadillac ever -- and the most expensive, at an even $100,000. But is Caddy's new XLRv worth the price? And can it stand up to some tough import competition? Join TheCarConnection.com for a test drive in this week's edition to find the answers.

Few things test the mettle of man and machine like an endurance race, so it was big news when Audi's new R10 race car zoomed to victory at the end of the 12 Hours of Sebring, over the weekend. The first truly successful diesel race car will now head off to Le Mans. But it could also play a big role in the U.S., where diesel advocates are struggling to carve out a high-mileage niche. More in this week's issue.

Horsepower isn't always the deciding factor when it comes to sporty sedans. So check the face-off between the Lexus IS350 and BMW 330i to see who reigns supreme.

Get more details on the mysterious wreck of a $1 million Enzo Ferrari on TCConfidential, TheCarConnection's blog.

And this week's spy shot captures a toothier, leaner 2007 Ford Escape.

Do U.S. automakers dislike American cars? That's the conclusion columnist Jerry Flint has come up with. Find out why at http://www.thecarconnection.com/ .

Can China's carmakers carve themselves a niche in the American market? Geely certainly intends to find out, and it's setting a goal of launching U.S. sales by 2008. TheCarConnection.com has the story.

In other business news, General Motors and the UAW are getting close to a deal. TCC has the scoop on how the deal could forestall a strike at struggling supplier Delphi. Meanwhile, GM has its finance unit on the block, even though accounting issues are dragging down the credibility of the automaker and its GMAC subsidiary.

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