Chevy GM LS3 Downdraft Idle Air Control Intake Adapter Aluminum 1-148-002 ULP and Premium FuelsAttention: Not

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

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

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

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

Chevy GM LS3 Downdraft Idle Air Control Intake Adapter Aluminum 1-148-002 ULP and Premium FuelsAttention: NotThese 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.