Skunk2’s 2-liter Ultra Race plenum spacer in black expands the plenum volume on Ultra Series Race intake manifolds for B- and K-series Honda/Acura engines. The billet aluminum spacer comes complete with gaskets and bolts for direct use with the Ultra Race manifold, enabling tuners to alter intake characteristics cleanly for race applications while maintaining proper sealing and fit.
Skunk2 Ultra Series Honda/Acura (RACE) Intake Manifold 2 Liter Spacer (Inc Gasket & Hardware) Black