Ford Mustang 5.0 TFS Intake Manifold 3/8 Inch Phenolic Spacer Kit 86-95 PART #1549 FEATURES: Promotes Cooler, Denser Air by Reducing Upper Intake Heat Reduces Heat Soak and Increases Consistency Raises Intake Height to Clear Many Aftermarket Valve Covers Precision CNC Machined Construction 3/8" Thick Material VEHICLE FITMENT: 1986-1995 Ford Mustang 5.0 351W with TFS Intake Manifold Reduce Heat Transfer for More Power The BBK Phenolic Intake Manifold Spacer Kit for Trick Flow intake manifold is one of the most affordable bolt-ons for your 1986-1995 modified Mustang 302/351W. These spacer kits help increase power by reducing the transfer of heat from the lower to upper intake manifold, in-turn producing lower inlet air temperatures which results in added horsepower and the ability to add more timing advance with less detonation. Not only that, but it will allow your car to be more consistent by reducing heat soak. Quality Construction Each intake manifold spacer kit has been designed and dyno tested at the BBK headquarters in southern California to maximize performance at a low cost to the customer. Easy Installation This BBK Mustang intake spacer kit includes all proper length hardware and gaskets. Fits TFS Trick Flow intake manifolds only. Emissions Information This part is NOT C.A.R.B Approved and cannot be installed for use on any emission controlled vehicle in California. It cannot be sold or shipped to any California resident or addressee.