Gen 5 truck blower kits available call 4043169972 for info.

If you have a factory blower engine set up adapters that serve as spacers will have to be used.  

And throttle body spacer .  Holley 717-15 Throttle Body Angle Adapter - LS and LT, and LT4 Intakes

If its a aftermarket blower no adapters / spacers are needed