Owners of 2018-2020 Ford Mustangs who have installed an Edelbrock
#15832/158320 Stage I Supercharger Kit can now step up to the next
level of performance with the Stage II Supercharger System Upgrade Kit
#15883. With this Stage II upgrade kit, your vehicle remains
emissions-legal in all 50-states while taking full advantage of the
improved Gen 3 DI/PI Coyote engine. The Edelbrock Stage II Supercharger
Upgrade Kit features all of the vital components required to support
the additional horsepower increase that makes this our highest rated
horsepower system. Included are a 103mm Throttle Body to replace the
Stage I 80mm, a high-flow air intake system, a 113mm Mass Airflow
Sensor Kit with injection-molded housing, larger 50 lb/hr direct-port
fuel injectors along with a Fuel Pump Voltage Regulator, and an 8-rib
belt drive to minimize slippage and maintain consistent boost pressure
under full throttle.