Yoshimura Trs Bolt-on Exhaust Carbon Fiber Fits Suzuki Gsxr750 2004-2005 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.

Dacia at Geneva: Dacia Duster – UK launch in 2012 +video

The 2010 Dacia Duster - coming to the UK in 2012. James May will be pleased. The ‘Renault for the budget conscious’ brand Dacia are to launch their cars in the UK starting in 2012, despite telling us when they revealed the Duster in December they had no plans for a UK launch.

60mph speed limit plans axed in favour of smart motorways

Government plans announced early this year to reduce air pollution caused by vehicle emissions by reducing the speed limit on a 32-mile stretch of the M1 have been shelved. The proposals involved lowering the speed limit from 70mph to 60mph, from junction 28 of the M1, near Matlock in Derbyshire, to junction 35a, north of Rotherham. MSN readers back 80mph limit on UK motorways UK motorway to charge moving electric cars But Transport Minister Patrick McLoughlin will announce later today that blanket reductions of speed limits are not the answer, and alternative solutions to improving air quality must be found.