Jetta 2009 Antenna 376710 on 2040-parts.com

One Lap of the Web: Mercedes-Benz SLC rendered, Google Glass for the Tesla S and a rusty Datsun 280ZX

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. -- Last month we brought you some intriguing spy photos of a Porsche 911-fighting Mercedes-Benz coupe -- possibly to be called the SLC, or even the next SLS AMG (it's all a bit unclear at this point) -- but layers of camouflage made it a bit tough to see what the car will look like.

Saleen Sneak Peek

With the magical five-point-oh menacingly back on the quarter panels of 'Stangs, it didn't take long for tuners to saddle up performance steeds for 2011. Saleen Performance has goosed the 2011 Mustang GT with a slew of enhancements to create the S302, including a shorter-throw six-speed manual, optional brake upgrades that measure 14 inches with six-piston calibers and a Racecraft suspension that lowers ride height by 1.5 inches. The exterior gets rockers, a scooped hood and front and rear fascia, which are complemented by a redone interior with piano-black finishings.

Concept Car of the Week: Italdesign Columbus (1992)

Following the success of large MPVs such as the Renault Espace and Chrysler Voyager, the idea of adding luxury to the already spacious interior seemed like a natural step forward in the early nineties. A few would remember the De la Chapelle Parcours, a sort of hyper-luxurious Espace powered by a 326bhp V8 from Mercedes. However, they only sold one.