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2013 Mercedes E Class Facelift: The Video

We have the first video of the 2013 Mercedes E Class facelift showing the changes Mercedes has made more clearly. Not just the usual nip and tuck you’d expect in a mid-cycle facelift, but real sheet metal changes and proper upgrades as well as the usual lights and bumpers stuff. But however many photos we publish of the 2013 E Class, nothing really gives you a feel for the changes until you see them in the flesh or on the move.

Porsche says Panamera avoids gas-guzzler tax

Few expenses were spared in conceiving the Porsche Panamera, but consumers will avoid at least one cost of ownership: the ignominious gas-guzzler tax. Porsche has announced ratings for the 2010 sedan; it will get a combined figure of 18 mpg or 19 mpg from the EPA, depending on the model. This means Porsche’s four-door foray will avoid a fairly substantial cost of ownership--a tax of up to $7,700 is levied on the most prolific guzzlers.

CAR tech: how to eliminate turbo lag

CAR has tested a new breed of experimental super-diesel that literally leaves current technology standing and may banish turbo lag forever. We drove an Audi A6 3.0-litre V6 prototype fitted with an electric bi-turbo system which delivers a massive dose of torque from idle. The effect is radical, firing the saloon off the line like an R8 when the driver floors the throttle.