Mazda Az Wagon 2009 Exhaust Center Muffler [6722300] on 2040-parts.com

One Lap of the Web: Porsche 959s, the Alfa Romeo 4C and the Mercedes-Benz A45 AMG vs. the BMW M135i

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- When initially produced to satisfy FIA homologation requirements in 1986, the Porsche 959 was the world's fastest street-legal production car.

Fiat 500: US Spec Fiat 500 revealed in LA

U.S. Spec Fiat 500 revealed at the Los Angeles Motor Show It would have been completely unthinkable just a few years ago; a small Fiat not just entering the US market but doing so amid much domestic anticipation and razzmatazz. But it’s happened – the car buyers of America have been introduced to the Fiat 500 at the Los Angeles Motor Show.

Nissan ‘Think Outside the Parking Box’ competition

Nissan, in collaboration with designboom, has launched an international graphic design competition with a theme to design the future of urban parking. Entitled 'Think Outside the Parking Box', registration to the competition is open to professionals, students, and design enthusiasts until September 27th, 2009. Based around Nissan's Qashqai urban crossover - currently marketed as being 'urbanproof' - the brief calls for entries that challenge any element of urban parking, be it underground, exterior, interior, multi-layer or ground level.