The Edelbrock E-Force Supercharger Stage 1 Street System for 2015-19 Corvette Z06 with Dry sump increases the performance of your LT4 engine to 626 horsepower and 589 ft/lbs. of torque to the rear wheels. The core of this system is the Eaton Gen VI 2300 TVS Supercharger rotating assembly. 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 or 93 octane fuels.