Honda K20Z4 RSP Inlet Manifold Velocity Stack - Raw Billet

Direct fit to the K20Z4 FN2 RSP Inlet Manifold. Only compatible with the RSP K20Z4 FN2 Inlet Manifold. The RSP inlet manifold is well renowned for being an excellent flowing manifold on par with the popular RBC manifold with the exception of much better bonnet clearance, which is valueable to those with tight and compact engine bays.

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