Our turbo manifold for the 2012 - 2015 9th Gen Civic Si is machined out of billet steel and features a smooth-radius bend and 44mm / 46mm wastegate flange placement for optimal boost control / flow. Each manifold features a 3D ported / pocketed T3 turbine inlet flange and is compatible with a wide variety of T3 turbochargers!
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900hp+ capable
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Stainless o2 sensor bung
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Fits K24Z3, K24Z7 and other K24Zx single port Honda / Acura applications