Chevy GM LS3 Downdraft Idle Air Control Intake Adapter Aluminum 1-148-002 Speedmaster cast iron brake calipers

Speedmaster cast iron brake calipers include calipers

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

These Speedmaster air filter bases are just what you need to build that custom air cleaner assembly

Speedmaster gilmer drive-style crankshaft pulley spacers are specifically designed to help achieve proper belt alignment

Chevy GM LS3 Downdraft Idle Air Control Intake Adapter Aluminum 1-148-002 Speedmaster cast iron brake calipersThese 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.