P2R J-Series CNC Ported Lower Intake Manifold Runners Car Maintenance non-drilled rotors or sport rotors

non-drilled rotors or sport rotors in two choices:

Using the gate and gear adjustments

Part Number: 49373-19111

the MFactory Dog Gear Sets

P2R J-Series CNC Ported Lower Intake Manifold Runners Car Maintenance non-drilled rotors or sport rotorsFITS: J Series P2R runners are precision cut on a state of the art 5 axis CNC machine. Dyno proven and flow tested design ensures you the best quality ported runners on the market! With our ported runners we eliminate your down time. HOW IT WORKS: P2R ships you the runners and after you install, you send them back your old runners and they (P2R) will refund you $75. BEFORE ORDERING: Please contact us to let us know what J series your runners are being