Top 20 Best Selling Plenum Gaskets Fuel Injection Performance Parts (2019)




The Upper Plenum is a direct bolt-on for all 4.6L 2V Mustangs and provides an additional 100 CFM of air flow over the stock unit. The inlet opening is 75 millimeter but can be used with stock throttle bodies or 70/75 millimeter throttle bodies. This is an ... more info

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 which makes it great for low clearance applications. It measures 9.25 inches from the air cleaner stud to the i ... more info


The silver bullet throttle body spacer is constructed from precision machined T-6061 billet aluminum and is designed using a serrated/helix design that creates turbulence in the air flow at the point just prior entry into the engine optimizing the combust ... more info


Mr. Gasket Intake Plenum Gasket Sets are designed to ensure proper sealing of the combustion chamber and coolant passages. They are made from high quality material that ensures long lasting durability. These gaskets facilitate easy installation. ... more info



Speed By Spectre, The 400mph company. Rooted in racing, we design and build every product with the same goal in mind; the best performance in the market... proven on the racetrack! Speed By Spectre couplers, tubes and related components allow you to desig ... more info

The Upper Plenum is a direct bolt-on for all 4.6L 2V Mustangs and provides an additional 100 CFM of air flow over the stock unit. The inlet opening is 75 millimeter but can be used with stock throttle bodies or 70/75 millimeter throttle bodies. This is an ... more info







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