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The Skunk2 Ultra Race side-feed 3.5L plenum is a factory replacement plenum for B/D Series Ultra Race intake manifolds. It features a 3.5L volume with a 90mm inlet and standard 5.0L Ford throttle-body bolt pattern, and the plenum is removable for servicing. Optional 1L and 2L plenum spacers are available to tailor volume, and the part matches Skunk2 replacement part numbers for direct fit.
Skunk2 Ultra Race Series Side-Feed Plenum - B/D Series Silver
