Honda Civic (FN) 2.0 Type-R panel filter ARP Black Nitriding:

Black Nitriding:

It is recommended for any vehicle where the boost pressure has been increased by an ECU software upgrade and for unmodified vehicles fitted with the earlier version of the OEM valve that operate in warmer climates

lower Ackerman levels

This increases the capacity of the unit which increases the volume of oil contained which in turn reduces the peak temperature and so significantly improves damper performance

but when we tested the 3” flange up against an OE cat back we found that the flange on the OE cat back is only 78mm tall and with a 76mm hole this would only give 1mm each side for the gasket to seal which is not good enough and will most likely end with a leaking joint

Honda Civic (FN) 2.0 Type-R panel filter ARP Black Nitriding:Panel type Unique panel Dimensions 301mmX161mm