Exhaust Catalytic Converter — Porsche 911 sub-crankshafts Early-Style Detail: Correct knob for

Early-Style Detail: Correct knob for the early air-cooled chassis

Dual-circuit

ready for hand/CNC porting

Balanced Airflow: Proprietary internal fin placement delivers equal cooling to all four cylinders

Exhaust Catalytic Converter — Porsche 911 sub-crankshafts Early-Style Detail: Correct knob forA clogged or gutted catalytic converter chokes an emissions era 911 and fails it at the tailpipe test. This direct fit catalytic converter restores proper flow and gets the car clean and legal again. JP Group part JP 1655 0. Features Direct fit catalytic converter for the 911 Restores exhaust flow on a clogged or failed original Helps the car pass emissions testing OE style fitment Fitment Confirmed: Porsche 911 (19651989) emissions equipped cars. JP