Once that is done the pulley simply slides on and tightens down with the stainless bolts. This makes for a system that is very easy to switch pulleys. Remove 5 bolts with standard allen wrench tool and you can put on a different size pulley.
2009-2015 Cadillac CTSV CTS-V LSA Supercharger Water Manifold OEM GM
2009-2015 Cadillac CTSV CTS-V Intercooler Hoses Tubes OEM GM 22785108 *USED*
2009-2015 LSA Camaro ZL1 Cadillac CTSV Supercharger Idler Pulley OEM GM 12606031
for Camaro ZL1 Cadillac CTSV LT4 Fuel Feed Pipe Line Part GM 12663577
2015-2016 LT4 Cadillac CTSV Corvette Z06 Short Supercharger Lid Cover OEM GM
for Camaro ZL1 Cadillac CTSV LT4 Fuel Feed Pipe Line Genuine Part GM 12663577