Mazda MAZDASPEED Mazda6 is a performance oriented variant of the Mazda6 sedan. It features additional chassis bracing for increased handling performance, a turbocharged 2.3L engine that generates up to 260 hp, larger brakes to bring the car to a stop quickly, a sport-tuned suspension, and an aggressive aerodynamic body kit. The MAZDASPEED Mazda6 also features an enhanced interior with sporty accents.