Horsepower Factory Subaru WRX 2007-2013 Type 2 kit: 35kW gain
Horsepower Factory offers Subaru Impreza WRX owners the opportunity to give their car a meatier exhaust note, improved performance, and improved fuel efficiency. Horsepower Factory...
Horsepower Factory Mitsubishi Evo X, Lancer Ralliart Type 2 kit: 40kW gain
Horsepower Factory offer a 40kW (at the wheels) power gain for all Mitsubishi Lancer Evolution X and Lancer Ralliart models. The power gain improves torque...