90mm Ultra Side Feed Intake Manifold K Series K20 K24 4.78L Plenum EG EK DC2 RSX

  • $649.95


*** IMPORTANT NOTE: Order processing can take up to 3 business days. Shipping timeframes start after the order processing has been completed. ***

90mm Side Feed Intake Manifold K Series K20 K24 4.78L Plenum EG EK DC2 Civic RSX


Key Features:
  • "Jackspania Ultra 4.78L Plenum Volume" VS "Skunk2 Ultra 3.5L Plenum Volume"
  • RSX Style Intake Manifold Flange
  • Compatible with 80mm / 90mm TB or any TB with a 86-93 Ford 5.0L Mustang flange
  • AC PS eliminator kit must be used with this intake manifold
  • Capable of supporting 600-1100HP
  • 4 x Internal Velocity Stacks for maximum air flow and efficiency
  • Runners are 5.75" long and 1.875" in diameter
  • 3 x 1/8 NPT built-in vacuum ports

Product Disclaimer:

Emissions Equipment Tampering Warning: In many states, tampering with your vehicle’s emissions equipment is unlawful. Our products are designed and sold for sanctioned off-road/competition non-emissions controlled vehicles only and may never be used on a public road or highway.

Using our products for street/road use on public roads or highways is prohibited by law unless a specific regulatory exemption exists (more information can be found on the SEMA Action Network website www.semasan.com/emissions for state-by-state details in the USA).

CARB-Restricted Areas: CARB-Restricted products, will not be shipped to state of California under any circumstatences.

Official Air Resource Board Link: ARB State Adoption Link

Customer Responsibility: It is the responsibility of the installer and/or user of this product to ensure compliance with all applicable local and federal laws and regulations. Please check with your local vehicle authority before purchasing, using, or installing any of our products.

By proceeding with the purchase and use of our products, customers affirm their commitment to adhere to the terms outlined in this comprehensive product disclaimer. We reserve the right to update this disclaimer as necessary.


We Also Recommend

😍 Handpicked Recommendations

Bundle Offers from Addly