New Dii Air Cleaner Box, D-m3555 on 2040-parts.com

Cadillac Presidential Limousine

President Obama arrived at his inauguration earlier this week in a new Cadillac Presidential Limousine, which includes many of the brand's signature design elements.   As the first all-new Presidential limousine since the 2004 Cadillac DTS built for President George W. Bush, the new car has roughly the same overall footprint as the previous model and similar proportions.

AW survey: Honda Element won't be missed

Is Honda making a mistake by killing the Element SUV after the 2011 model year? AutoWeek readers think not. Our poll shows that 56 percent of voters indicated a readiness to wave good-bye to the “toaster on wheels.” On the other hand, 32 percent found the Element was supremely useful and cool, and 12 percent signaled they didn't know how to transport their dogs anymore in its absence (remember the “dog-friendly” Element?).

Porsche Panamera explained in greater detail

Porsche has revealed previously undisclosed details of its new Panamera ahead of a planned public debut at next month's Shanghai motor show. On sale in North America on Oct. 17, the first-ever Porsche sedan will cost more than the BMW M5 and the Mercedes-Benz CLS63 AMG, with prices starting at $89,800 for the base rear-wheel-drive Panamera S and rising to $93,800 for the four-wheel-drive Panamera 4S.