Intake Manifold Plenum

Spectre's low profile, dual inlet plenum is designed to provide an option that allows you to run two air intake tubes. By running two tubes instead...

Spectre's polished cast aluminum dual plenum air intake has 4 inch inlets. It is 3.5 inches tall and it measures 8 inches from the air cleaner stud...

Spectre's polished cast aluminum low profile plenum has a 4 inch inlet. It is 2.4 inches tall between the carburetor and the bottom of the hood whi...

This Spectre Air Intake Plenum has a single inlet with a 4 inch outside diameter. Manufactured from polished cast aluminum, this plenum is designed...

The Spectre Polished Aluminum 4 Inch Dual Plenum gives you the ability to design your own custom cold air intake system. With an ultra-low profile ...

Spectre's Air Intake Kits are available for a number of applications and are designed to fit your classic muscle car. Manufactured from high qualit...

Spectre Air Intake Kits are available for a number of applications and are designed to fit your classic muscle car. Manufactured from high quality ...

Spectre Air Intake Kits are available for a number of applications and are designed to fit your classic muscle car. Manufactured from high quality ...