JMF Drag Intake Manifold for Evo 4-9 Perrin but in a common 52mm

but in a common 52mm size for easy mounting

Engine Temperature Protection (Rev Limit based on Engine Coolant Temperature)

which are larger than the competitor's and also feature a unique filter material in the endcap for even more airflow

5 21133GD M12 x 1

Without a properly designed AOS

JMF Drag Intake Manifold for Evo 4-9 Perrin but in a common 52mmThe JMF "DRAG" version intake manifold is for the hard core racers putting down serious power. If you need one of the highest flowing 4G63 intake manifolds available look no further. Over a year in the making, the JMF DRAG manifold went through a complete overhaul. No corners were cut when it came to the design and functionality of this manifold. Every component on this manifold is CNC machined from billet aluminum, not a single weld is present.