Harley, Chopper, Bobber Kuryakn Hypercharger (used) on 2040-parts.com

Roush unveils new versions of high-performance Mustangs

Roush is synonymous with go-fast Mustangs, and on Wednesday, the company unveiled its latest--and potentially greatest--steeds, based on the 2010 Ford Mustang. Roush will offer three versions at launch, topped by the 435-hp 427R Mustang. Prices will range from $34,847 for the Stage 1 model to a starting price of $43,051 for the 427R.

One Lap of the Web: a lap of the 'Ring, a lap of the YouTubes and a lap of the eBays

-- The Porsche 918 achieved a spectacular and borderline-unbelievable time just a few days ago, but here are some less heroic cars lapping the 'Ring, like Peugeot 205s, modern BMWs and a few bikes mixed in for good measure. Check out the classic Heckflosse (fintail) Mercedes-Benz at 2:05. -- Filmmaker Casey Neistat filmed, umm, a pretty good commercial for the new Mercedes-Benz CLA, but it's the making-of video that's even more fun to watch.

2014 Chevrolet Cruze Turbo Diesel to deliver 46 mpg on highway

General Motors said the 2014 Chevrolet Cruze Turbo Diesel will deliver an estimated 46 miles per gallon on the highway, besting the company's initial target by four mpg. The estimate is also good enough to top the rival 2013 Volkswagen Jetta diesel, which achieves 42 mpg on the highway. The Cruze's 2-liter turbo diesel engine produces 148 horsepower, compared with 140 hp for the Jetta diesel.