Chevy GM LS3 Downdraft Idle Air Control Intake Adapter Aluminum 1-148-002 Kit includes adapter plate to

Kit includes adapter plate to permit use of certain square bore style carburetors

Increase your horsepower and torque for your ride--just bolt on these Speedmaster headers

Just bolt the pre-assembled unit to the back of the shifter and you are ready to go

ULP and Premium FuelsAttention: Not for use on stock intake manifolds

They are designed for stock or mildly modified engines for the value-conscious buyer

Chevy GM LS3 Downdraft Idle Air Control Intake Adapter Aluminum 1-148-002 Kit includes adapter plate toThese idle air control motor adapters are designed to adapt the GM style idle air control motor to a our Speedmaster downdraft system. They will facilitate the installation and use of the FAST XFI or other EFI street or competition systems. They are manufactured from aluminum and have a natural finish.