94-05 Seadoo Flame Arrestor Air Intake Box Silencer 580 587 717 720 273000073 on 2040-parts.com

One Lap of the Web: Cutaway F1 cars, Bugatti's Blue Dream and building your own paint booth

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. -- Sauber Motorsports invites you to take a look under the skin in their Cutaway Insights YouTube series.

Mercedes S-Class AMG Sport Edition – it’s another S-Class run-out special

The Mercedes S-Class AMG Sport Edition is another ‘final’ S Class model with extra equipment as the W221 comes to the end of its shelf life. The current Mercedes S-Class (W221) has been with us since 2006, despite which it’s still a fine car (and a great secondhand buy), but it’s about to be replaced by an all new S-Class. That’s why S-Class sales are falling and why Mercedes has rolled out the S-Class Grand Edition and CL Grand Edition to persuade buyers that a new S-Class (or S-Class coupe, in the case of the CL) is still a good place to park a sizeable chunk of change.

Mercedes GLA: New B Class SUV in 2013

Mercedes GLA based on the new B Class (pictured) Another Mercedes niche car based on the new A Class platform will arrive in 2013 as the compact SUV Mercedes GLA. Mercedes’ nomenclature has got confusing in recent years so it’s quite hard to pin down exactly what they’re likely to call a new car we know is coming but which isn’t yet official. But it does now seem clear that the compact SUV we’ll see from Mercedes in 2013 – and based on the same platform as the new A and B Class – will be the Mercedes GLA.