Cast Turbo Manifold For 88-00 Civic Integra D15 D16 D17 D-Series SOHC for 88-00 Honda Civic / Integra with D15 D16 D17 D-Series SOHC Engine Support T3 and T4 Turbo, 38mm External Wastegate. This is CXRacing's new Cast Manifold with larger and longer Runners has better air flow and bigger HP.