All new for 2008, Volvo's versatile XC70 segment-defining crossover gains a new T6 performance flagship model for 2009. Boosting the fun factor is a 3.0-liter turbocharged six-cylinder engine that delivers 281 horsepower and 295 lb.-ft. of torque. Maximum torque is on tap from just 1,500 rpm and remains available all the way up the rev range, resulting in quick acceleration and smooth drivability....