Edelbrock Supercharger Stage 1 - Street Kit 2011-2014 Ford Mustang 5 0L w/ o TunerThe Edelbrock supercharger Stage 1 Street system part #15880 for 2011 14 Mustangs increases the performance of your Coyote 5. 0L 4V engine to 559 horsepower and 503 ft lbs of torque at the crank when used with Edelbrock tune (kit supplied without a programmer). The core of this system is the Eaton Gen VI 2300 TVS rotating assembly with a four lobe design with 160 degrees of twist for maximum flow, minimum temperature rise and quiet operation for