Externally, the WRX S4 tS modification differs from the drain 19-inch forged wheels BBS, red stripes on the radiator grille and rear bumper, oversized splitter on the front bumper, the antenna type "shark fin" black. Inside, new items installed the Recaro sports seats, exclusive luminescent speedometer, appeared at the door lining, logo «STI is present on the steering wheel, gear lever and is displayed on the multimedia display.
Subaru WRX S4 tS received a new exhaust system with low resistance, oil cooling radiator variator, shock absorbers and other suspension components, Bilstein developed specifically for this model, the rear sub-frame and reinforced brake mechanisms Brembo.
For the car is also available package NBR Challenge, created in honor of the Subaru team's victory in the SP3T class at the Nurburgring. It includes: forged wheels 19 inch black, carbon wing with logo «STI», the label on the trunk lid, steering wheel with white label zero position.
WRX S4 tS is equipped with a 300-horsepower four-cylinder horizontally-opposed engine volume of 2.0 liters, Lineatronic CVT and all-wheel drive system. In Russia sold Subaru WRX STI, which is also equipped with a 4×4 system, but the engine has a capacity of 2.5 liters (in the arsenal of the same 300 hp) and is mounted with a manual. Recall that the price of the WRX STI 2016 model year was reduced by 600 000 rubles.