Subaru 4 Piston (4 Pot) Calipers on 2040-parts.com

AMG Performance Media mines data from Mercedes-Benz rides

AMG, creator of all of the best Mercedes-Benzes, posted a video of a new option for the high-performance models called AMG Performance Media. Performance Media is a $2,500 option on AMG-badged Benzes that turns the COMAND display into race control. Using the system, drivers can switch among gauges showing speed or acceleration, lateral and longitudinal g-forces, lap times and oil and trans temperatures.

For new CAFE rules, automakers place high-stakes tech bets

Game-changing 2015 fuel economy rules are forcing vehicle development teams to make high-stakes bets on expensive technologies--bets that will separate the winners from the also-rans. Not only do federal rules target a 2015 fleet average of 35.5 mpg, up from the current 27.5 mpg for cars and 23.1 mpg for light trucks; they force automakers to bet on different technology packages for each vehicle segment. Companies that do best at mixing technologies while keeping down costs will have an advantage when buyers wince at higher stickers.

2014 Chevy Spark EV priced at $27,500

The 2014 Chevrolet Spark EV will have a $27,495 price tag when it goes on sale in California and Oregon next month, making it one of the best value options among all-electric vehicles. The full $7,500 federal tax credit brings the Spark EV cost to $19,995. California Spark EV owners may also qualify for up to $2,500 in state and local tax credits, and they’re eligible for the state's carpool lane.