HR engine 350z 370z G37 catalytic converter gasket 2.5 inch ID and hardware over 21" 3/4 Marmon) to mate

21" 3/4 Marmon) to mate to the bevel unique to the only the Borg Warner outlet flange on all these Turbo models

tired of your shift boot sink lower and lower or the plastic retainer on your shift knob is cracked or missing our shift boot collar thread on to the shifter and you will be able to zip tie the oem or aftermarket shift boot to it make it look nice and flush with no gaps to your shift knob

hardware and gasket Included

outlet is 4 inch

HR engine 350z 370z G37 catalytic converter gasket 2.5 inch ID and hardware over 21" 3/4 Marmon) to mateDesign for Dual intake HR engine only will not work on DE single intake engines High quality gasket with metal fire ring design to prevent gasket blowout. This kit come with the hardwares