48-State Catalytic Converter

 

Our 48-State Catalytic Converter is designed for use on all impact bumper Porsche 911 1975-1989 models having OEM heat exchangers requiring a catalytic converter.  Not for use in California.  Weight is 6 pounds.  This catalytic converter is designed for ultimate optimal flow using an F1 style merge collector, smooth chamber cat transitions, and oversized exit flange.  O2 sensor is located at the F1 merge for optimal reading of all cylinders.  THE best flowing catalytic converter cartridge available was chosen to keep green while laying down the black.  Sound level is the same as OEM catalytic converter.  Complementary products are our MKM33 Single Outlet muffler or MKM73 GT3-Look muffler.  Active Exhaust version also available.