FAST

Replacement parts available. See 54039BUS for the upper shell. See 54039BLS for lower shell. Billet fuel rails available under 54023. Compatible th...

Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR off...

The FAST LSX 102mm Intake Manifold for GM 4.8, 5.3 and 6.0 truck engines provides bolt-on performance gains without any loss in bottom-end drivabil...

This lower shell replaces the lower shell that came with the LSX 92mm intake manifold.CatalogUser 1This Part Fits: Year Make Model Submodel 2001...

This lower shell replaces the lower shell that came with the LSXrt 102mm intake manifold for cathedral port LS truck engines.User 1CatalogThis Part...

Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR off...

Constructed from the same advanced polymer material as the original FAST LSX 92mm Intake Manifold, but now in the popular black color, the LSXR off...

This upper shell replaces the upper shell that came with the LSX 92mm intake manifold.CatalogUser 1This Part Fits: Year Make Model Submodel 2001...

This standard runner set fits our LSXrt 102mm cathedral port intake manifold for LS trucks. Provides excellent added torque and horsepower.CatalogT...

This standard runner set fits our LSXr 102mm LS1 intake manifold. Provides excellent added torque and horsepower.CatalogThis Part Fits: Year Make ...