Denso 234-3011 Oxygen Sensor-oe Style Oxygen Sensor on 2040-parts.com

GM technology chief Tom Stephens to retire

Tom Stephens, GM's vice chairman, chief technology officer and former head of global product operations, will retire on April 1 after a 43-year career with the automaker. His successor will be named later, GM said Sunday. Stephens, 63, has served as GM's chief technology officer--a new position--since Feb.

Autoweek in review: coupes, trailers and rarities

We rang in the week with good news as we found out that the Cadillac ATS will bring a coupe version when the new model arrives next year. We also saw the final trailer for the Oscar-worthy “Fast and Furious 6.” On Tuesday, we checked out the McLaren P1 testing in the Arctic and saw the cars of the upcoming “Grand Theft Auto V” video game, which included pickup trucks, supercar clones and motorcycles. Midweek, we reviewed the 2013 Ford C-Max Hybrid and found that the 2014 Lexus IS will only cost $885 more than this year’s.

2015 BMW M4 convertible: First look

Meet the 2015 BMW M4 convertible, the final entry in BMW's revamped M3 and M4 high-performance lineup. The new drop-top will join the M3 sedan and M4 coupe later this month at the New York auto show and is expected to go on sale this summer. The new M4 convertible takes the place of last generation's M3 convertible, and will use the same powerplant as both the new M3 and M4: BMW's TwinPower 3.0-liter inline six will deliver 425 hp and 406 lb-ft of torque, redlining at 7,600 rpm.