Increase the plenum volume by .5-liter in your Ultra Series Street intake manifold with our new billet aluminum plenum spacer. This spacer kit includes bolts and a gaskets to fit our Ultra Series Race intake manifold for either the B or K-series.
The Skunk2 Racing Plenum Spacer is used to increase the internal volume of the Ultra "Street" Intake Manifolds by .50 Liters.
INCLUDES:
.50L Billet Aluminum Spacer
Longer Socket Head Hardware
Gaskets