Came off my 2017 z06 ended up
Going with an F1a
Very Low Milage C7 Z06 LT4 Supercharger & Lid
Z06 / LT4 Style belt tensioner, idler pulleys, and all required mounting brackets
-Z06 / LT4 Style idler assembly with pulleys and hardware
-Supercharger drive belt
-Z06 heat exchanger and reservoir tank
-Innercooler hose kit w/fittings