Skunk2 Ultra Series Race 1-Liter Intake Manifold Plenum Spacer Silver - Honda B/ K-Series - 907-05-9001 91mm ESTER Core® Technology features optimized

ESTER Core® Technology features optimized polarity for maximal adherence of the oil film to increase engine protection

FM8-SPSS kit features a Sport pressure plate for a nice upgrade

The 3-port systems works by interrupting the boost signal traveling from the turbo to the wastegate

HA3-HDR4 kit features ACT's most popular Heavy Duty pressure plate

Billet Aluminum - Machined for looks and weight-savings

Skunk2 Ultra Series Race 1-Liter Intake Manifold Plenum Spacer Silver - Honda B/ K-Series - 907-05-9001 91mm ESTER Core® Technology features optimizedThe Skunk2 Racing Plenum Spacer is used to increase the internal volume of the Ultra Race Intake Manifolds by 1 Liter. Includes: Billet Aluminum Spacer Longer Socket Head Hardware Gaskets