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ABT Sportsline introduces 700 hp Audi RS6 Avant

Hot on the heels of their appearance at SEMA and their announcement to open a location in the U.S., the German tuning firm ABT Sportsline has unveiled two new versions of the Audi RS6 Avant, dubbed the ABT Power S and ABT Power. Apparently, ABT Sportsline felt that the 560 hp output of the stock 4.0-liter TFSI-engined Audi RS6 Avant wasn't enough, and tuned the ABT Power S version to produce 700 hp. That's a 25 percent increase in power over the stock version.

RCA team helps develop all-electric London taxi proposal

The Royal College of Art's Vehicle Design program and the Helen Hamlyn Centre for Design have collaboratedwith Turkish car manufacturer Karsan to develop a proposal for the first all-electric London taxi. An RCA team – co-led by Professor Dale Harrow and the Helen Hamlyn Centre for Design's deputy director Rama Gheerawo – has been working with Karsan and its consultancy Hexagon Studio for over a year and to develop a public transport vehicle to suit Londoners of all ages and abilities. The team analyzed a current London taxi in a ‘co-creation workshop' and conducted interviews with taxi drivers, which showed many are over 65 and frequently spend the entire working day inside their cabs.

2014 Cadillac XTS adds new twin-turbo V6

Cadillac is adding a new 420-hp, twin-turbo 3.6-liter V6 as an option for its XTS sedan for 2014. General Motors unveiled the engine back in March, confirming that it will be an option on the new-for-2014 Cadillac CTS, and recent Cadillac press materials confirm that the engine option will be expanded to the XTS. The all-aluminum engine makes use of direct-injection technology and is the highest-output V6 in GM history.