2004 Truck Gm Bose Subwoofer Gmt8xx/15061879 Tahoe Yukon Encloser & Woofer on 2040-parts.com

Video: Michael Mauer on the 991-series Porsche 911

Porsche has released a video featuring its Design Director, Michael Mauer, explaining how he and his team went about redesigning the 911, an ‘automotive, engineering icon' as he describes it. "What we as designers are striving to above all is to optimize the width to height ratio with the result that although the 911's width has not increased, the front axle area has become wider, and we've managed to make the roof a bit lower," Mauer explains via a rather dramatic-sounding voiceover.

Hyundai future products: New entries seek upscale niches

Hyundai will continue to enter new product segments, including upscale niches, while keeping lower-priced models fresh over the next three years. The Veloster sporty coupe will join the lineup this fall, and a turbocharged version comes next summer. A redesigned Azera sedan debuts in the final weeks of this year, and a two-door Elantra will go on sale next spring.

Vehicle emissions are down and fuel economy is up, EPA reports

The Environmental Protection Agency released its emissions and fuel-economy report for 2010. Adjusted emissions are down across the board, at 395 grams of carbon dioxide per mile. That's a record low for the post-1975 database.