The Edelbrock E-Force Stage 1 Street Supercharger System part # 1556 for 2013-17 Scion FR-S, BRZ, or Toyota GT86 increases the performance of your 2.0L engine to 242 horsepower and 186 ft/lbs. of torque at the rear wheels. This E-Force Supercharger system is designed exclusively for the FA20/4U-GSE engine. It’s unique inverted design allows for maximum flow, while retaining great daily driving characteristics. It has been designed from the ground-up and utilizes the Eaton 1320 TVS rotor assembly for maximum efficiency in a compact package. As with all E-Force superchargers, this system features an efficient high flow inlet configuration that results in a shorter, less restrictive intake path for improved air flow and performance. To cool the incoming air, is a large air-to-water intercooler and heat exchanger. All of these features help the E-Force deliver dramatically improved performance, especially in the mid-range, where power dips have been eliminated for a smooth linear power curve. Lastly, the supercharger assembly is finished with a durable black powder coating with red accents for a unique look that will let everybody know your car is E-Force powered. The Edelbrock #1556 system is emissions legal and provide the best combination for your daily driver. The supplied tune is intended for completely stock vehicles with the exception of a cat-back exhaust. This kit will include a tune for 91 octane fuels.