June 9, 2017 Skunk2 Ultra Series Intake Manifold for 1.8L Miata (Sneak Peak) Project-G Featured intake, manifold, miata, skunk2, ultra Something cool on the horizon. The Skunk2 intake manifold gave us more than 10whp and 11tq. Finally! A good looking manifold that will perform. We will be conducting an introductory group buy on these soon! Tagged on: intake, manifold, miata, skunk2, ultra