Inlet and barbs, 103mm. Compatible with Nick Williams Throttle Bodies.

Fits Port and Direct Injection Heartbeat Supercharger Systems.

-6G Camaro (Heartbeat Supercharger only. Click here for Magnum TVS2650 compatible 103mm inlet)
-C7 Corvette (Heartbeat Supercharger only. Click here for Magnum TVS2650 compatible 103mm inlet)

*Does not clear drive system on C6 Corvette and 5G Camaro
*Does not fit Chevy SS Sedan