Bosch 15183 Oxygen Sensor on 2040-parts.com

Rennsport Reunion video: Porsche chases Porsche at Laguna Seca

The Rennsport Reunion is the world's largest gathering of Porsche race cars, and this year it touched down at Mazda Raceway Laguna Seca in California. We've seen the family portrait of Porsche race cars and we've seen historic race cars laying rubber at the famed track. But if you thought Porsche's new crop of sheetmetal was absent, you'd be wrong.

Seeing and being seen are keys to winter-driving safety

It's that time of the year when we here at AutoWeek feel duty-bound to give you a primer on winter-driving safety. We are compelled to tell you to steer in the direction of the skid, to stock emergency supplies in your trunk, to make sure your car is shod with the proper rubber to get you through the season. But winter brings more than snow, ice and cold.

New BMW 6 Series Convertible (2011) spied

The new BMW 6 Series Convertible gets a little less camouflage The replacement for the BMW 6 Series has been running around the world in a swirl of black and white camouflage for so long it will need a facelift before it launches. But the camouflage is gradually being reduced as the launch gets closer – perhaps even at Paris this year. We’ve had the speculation this last week that the new 6 series is the production version of the Gran Coupe Concept from BMW.