Porsche 993 Oil Reservoir Tube 993.207.212.02 on 2040-parts.com

Volkswagen BlueSport concept

The 2009 NAIAS was the venue chosen to debut Volkswagen's latest concept: the BlueSport. "It is the symbiosis of outstanding technology and timeless Volkswagen design that makes this car an exceptional sports car. Its styling is clear and is reduced to the essentials; the car body itself has a lean and linear structure," explained Volkswagen Group Head of Design Walter de'Silva.

Audi rolls out A3 lineup at the Los Angeles auto show

There's something about German automakers and model proliferation—it seems that if there is a niche to be filled, no matter how vanishingly small, a vehicle will be devised to fill it. If no niche is extant, they'll simply invent one, which is how we wound up with the unprompted X6. Audi's new A3 lineup, which debuted at the Los Angeles auto show and will begin its 18 month-long North American rollout spring 2014, seems incredibly rational by comparison.

Readers chat it up live with AW associate editor Jon Wong

For those who have ever stared longingly at a Mazda RX-8, or who love the symphony of a Honda four-cylinder engine turning at 200 rpm short of the redline and the tactile joy of the shifter sliding flawlessly from gear to gear, you have a friend in AutoWeek associate editor Jon Wong. On Friday, readers took the opportunity for a virtual mind meld, as Jon fielded questions in an online chat at 3:30 p.m. Eastern.