MAGNUSON SUPERCHARGER - CORVETTE C6 Z06 LS7 7.0L V8 HEARTBEAT SUPERCHARGER SYSTEMThe most powerful TVS2300 underhood Corvette Supercharger on the market Magnuson is proud to announce our under the hood Heartbeat supercharger system is now available for the 2006 2013 Chevrolet Corvette Z06 7. 0L. At just 5 psi, the Heartbeat adds over 100hp to the wheels, to give you over 675 hp at the crank. Tested by two of the most respected engine builders in the industry, Lingenfelter Performance Engineering and Duttweiler Performance,