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Customers less satisfied with run-flat, low-rolling resistance tires

In non-April Fool's news, customers who buy cars shod with run-flat tires are nearly twice as likely to have to replace them as people with more conventional tires, according to a J.D. Power and Associates study. The poll also found that customers are also less satisfied with low-rolling resistance tires.

Alpina D3 Bi-Turbo sedan and wagon debut at Frankfurt motor show

Leave it to BMW's most pinstripe-stickered tuner to come up with a car just for automotive journalists. That's right: Alpina has built a diesel BMW 3-series sedan and wagon duo and has taken them to the Frankfurt motor show to taunt scribes whose countries will probably not be getting them, and that likely includes the U.S. Even though the D3 Bi-Turbo is diesel powered, fuel economy was not the first thing on Alpina's mind.

Michigan State Police take on a new crop of cruisers

The Michigan State Police did its annual cop-car shootout last month at the 10-turn, two-mile Grattan Raceway, and the preliminary results are in. It seems the Motor City still knows how to take down a perp because the Detroit Three were fully represented. Ford brought a few models of the Police Interceptor , based on the Taurus, and the Police Interceptor Utility, based on the Explorer.