Original Eaton. For example these will work for sure for the following vehicles You cannot buy these from your local dealer. This does not have that stud, but you simply can zip tie the boost solenoid in place.
Used OEM Supercharger Bypass Actuator Jaguar Land Rover Range 4.2 M112 Tested
Mustang Cobra m112 Supercharger Bypass Valve Actuator Boost fits OEM Ford Eaton
Supercharger Bypass Valve Actuator OEM Eaton M90 2004-05 Impala Monte Carlo SS
Supercharger Bypass Valve Actuator Grand Prix Buick Regal GS Bonneville GM Eaton
Genuine Eaton OEM Roush M90 Supercharger Boost Bypass Actuator Valve R-VA788C
Genuine Eaton OEM Supercharger Bypass Solenoid Valve Pontiac Chevy Buick Saturn