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Skunk2 Racing is proud to announce the next generation of high performance intake manifolds for the 02-05 Civic Si and 02-06 RSX/ RSX Type S, and/ or any swap using the K20A/ K20A2/ K20Z1/ K24A1 engines or cylinder heads has finally arrived!The much anticipated Ultra Race Centerfeed Intake Manifold is the result of years worth of R&D and building upon the performance legacy of our Pro Series Intake Manifold. Using the latest in CFD (Computational Fluid Dynamics) software; Skunk2 Racing has created a three-piece modular design that allows for easy disassembly, porting, and plenum volume changes through the use of a removable plenum and optional plenum spacers. The result is a design that is less restrictive, yielding both torque and power gains well over many of the competitors.Features:Modular 3pc. Design w/ Removable Plenum5.0L Plenum Volume**90mm Throttle Body Flange - Std. 5.0L Ford Pattern6.0” Tapered Hi-Velocity RunnersRaised 87mm Velocity StacksGenerously Cast Runner Walls for PortingProvisions Secondary Fuel Rail & Injectors3 x 1/8” NPT and 3 x 1/4” NPT Accessory PortsHi-Grade Mounting HardwareThermal Gasket IncludedFits MOST Popular Chassis Configurations - Not Just Race Cars - See Notes**Optional Billet Aluminum Plenum Spacers Available in 1L or 2L SizesUS Patent: D677700
- The K Series Ultra Street Manifold uses the EARLY PRB/ PRC style cylinder head and throttle body mounting flange pattern but can be installed on the LATE RBC/ RBB style cylinder heads through the use of an aftermarket Water Bypass Adapter and associated t
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.