Edelbrock Supercharger Stage 1 - Street Kit 2010-2013 GM Camaro 6 2L L99 w/ o TunerThe Edelbrock supercharger Stage 1 Street system part #15970 for 2010 13 Camaro SS increases the performance of your L99 engine to 421 horsepower and 439 ft lbs of torque to the rear wheels 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 excellent