GReddy Manifold Pressure Port Scion FR-S / BRZGReddy FA pressure adapter An essential part for accurate and reliable intake manifold pressure extraction! Product features Removes negative pressure by installing it between the pressure sensor at the top of the engine and the intake manifold. The union position can be changed at will by processing the engine cover (first half) during installation. GReddy logo included Blue anodized finish Accessories: 5 hose union, O ring, long tapping screw,