Skunk2 Ultra Series Race Intake Manifold – Black – Civic / Accord / Integra (K20)

Skunk2 Ultra Series Race Intake Manifold – Black – Civic / Accord / Integra (K20)

Modular design. Maximum power for K-swapped monsters.

Skunk2’s Ultra Series Race Intake Manifold for K20-based engines is engineered to unleash serious power for all-out race builds. Its 3-piece construction, massive 90mm throttle flange, and support for secondary injectors make it the ultimate intake choice for naturally aspirated or boosted K-series setups.

Key Features:

• 3.5L plenum (upgradeable to 4.5L or 5.5L with spacers)

• Modular design with removable plenum

• 90mm throttle body opening (Ford 5.0 bolt pattern)

• 6.0” tapered high-velocity runners

• Raised 87mm velocity stacks for better porting

• Supports secondary fuel rail + injectors

• Includes thermal gasket and high-grade hardware

• Multiple NPT ports (4x 1/8", 3x 1/4", 1x 3/8")

Whether you're chasing 600hp NA or building a 1000+hp forced induction monster, this manifold delivers superior flow, tunability, and performance. Designed with CFD modeling and real-world testing to outperform competitors at every RPM range.

Vehicle Compatibility:

K20A / K20A2 / K20Z1 / K24A1
Fits most Civic, RSX, Accord, and K-swapped builds
Note: RBC/RBB heads require bypass adapter – not for street use