We have been making these in this material since 2003. Have you tried bringing it to the dealer?. Look for ZZPerformance on all social platforms! The other 5% would be bad snout bearings or bad blower rotors.
ZZPerformance Eaton GM OEM Supercharger Coupler Repair Kit Combo w/2 GM oil
ZZP Eaton GM OEM Supercharger Coupler / Isolator Repair Kit Combo w/2 GM oil
For OEM Eaton GM M90 Supercharger Boost Bypass Valve Actuator Bonneville Regal
12613457 GM OEM SUPERCHARGER COVER GASKET CHEVROLET CADILLAC B03
Holden Commodore GM OEM Supercharger Oil Coupler Fluid
GM OEM-Supercharger 12670278
