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Shelby Killer Performance was started in 2015 by David an avid performance car enthusiast. Shelby Killer Performance specializes in LSX and 5th gen LT performance parts and accessories. With a five star rating our ultimate passion is making the customer happy.

2016 Shelby KillerPerformance LLC

Black Anodized Aluminum 9.17" Diameter 18% overdrive pulley

This pulley is used in conjunction with the Lingenfelter CTS-V, Camaro ZL1 overdrive harmonic balancer to increase boost by overdriving your supercharger 18%.

This pulley will require a different length serpentine belt & or idler diameter change.

The L220636509 idler relocation bracket is required to install the 18% balancer pulley

Cadillac CTS-V Camaro ZL1 18% Overdrive Balancer Pulley 2009-2015

$152.95Price