Stasis Engineering, a North American Volkswagen performance house has launched its new Signature series of Audi enhancement packages in United Kingdom. Stasis’s experts have developed the 2010 onwards Audi S4’s supercharged 3.0-liter V6 TFSI engine, improving performance up to 333 hp and 344 lb-ft of torque. The Stasis Signature S4 is now available in two versions such as Challenge and Touring. Both the versions have several amazing features and designs in order to provide better performance and style. The packages start from 12,500 pounds or 20,000 dollars including installation and taxes.
