Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase air flow? Start here, down the modifying road with the best bang for your buck by treating your vehicle to parts that will increase your power and improve overall driveability. This Cobb power package is nothing but a win/win situation!
NOTE: The 2015+ STI has a fuel system that has just enough capacity for the stock hardware. The stock fuel injectors and pump are perfect for Stage 1+ (which is what this kit will give you), but if/when you plan to add a turbo-back exhaust, you will need to upgrade your fuel injectors and fuel pump.
Cobb Stage 1+ Power Package includes:
Note: There are two versions of this kit, depending on your car model. The 2018 WRX STI Type RA, and all 2019+ STI, had a slightly different intake layout from the earlier cars, requiring an extra air scoop. Either type is available with your choice of blue or black intake hose.
CARB legal! This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the manufacturer's application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number: D-660-17.Available for all USDM 2015-2021 Subaru WRX STI, including STI Type RA. Does NOT fit non-US-market cars.