VR6 Intake Manifold:EIP VR6 High Flow Intake Manifold known for an easy ten horsepower on normally aspirated motors while producing fourteen or more horsepower on forced induction motors (turbo). In compar on to SCHRICK manifold which spikes at 4000 rpm EIP intake manifold builds horsepower torque in a linear manner throughout rpm b . $750.00 (Exchange) $850.00 Fully pol hed intake runners