BBK Phenolic Manifold Spacer Kit - 3/8" Thick Square Steel Tubing Tubing 1992-1999 Chevrolet C2500 Suburban

1992-1999 Chevrolet C2500 Suburban

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1965-1991 Pontiac Bonneville

BBK Phenolic Manifold Spacer Kit - 3/8" Thick Square Steel Tubing Tubing 1992-1999 Chevrolet C2500 SuburbanBBK Performance phenolic intake manifold spacer kits have proven to be a great way to increase performance for late model Ford EFI owners. Each Phenolic spacer is CNC Machined from 3 8 inch phenolic material, these manifold spacer kits increase power by reducing the transfer of heat from the lower manifold to upper air intake manifold. This produces lower air intake temperatures which results in added horsepower and the ability to add more timing