Centric Parts 102.04100 Front Semi Metallic Standard Pads on 2040-parts.com

Diesel joins Porsche Panamera lineup

Porsche has put forward some eye-catching fuel-economy figures for the Panamera diesel--although we may never see the car in the United States. Set to go on sale across Europe in August, the four-door is claimed to return a combined city/highway driving fuel economy of 36.2 mpg in standard guise under European testing procedures. When fitted with optional low-rolling-resistance tires, the fuel economy climbs to 37.3 mpg on the European test--a figure that gives the Panamera diesel a theoretical range of 800 miles on its 21-gallon fuel tank.

Video: Autoweek tours the Tesla EV factory

Our own Mark Vaughn recently took a tour of the sprawling California plant where Tesla is gearing up to build as many as 20,000 electric cars per year. Formerly part of the General Motors/Toyota New United Motor Manufacturing Inc. joint venture, the vast space allows huge swaths of factory floor--all newly painted--between each of the machines.

Infiniti introduces personal concierge service with new cars

The luxury-car market is tough a game when the economy is going good. When it's bad, automakers have to think up all sorts of incentives to get buyers into showrooms. Case in point: the personal concierge service from Infiniti.