Pre-silencer or catalytic converter installation kit for Porsche 911 (1974-1989)

Kit for mounting the primary silencer (or pre-silencer) on the rear silencer and on the manifold that goes to the intercooler for Porsche 911 :

- 911 2.7 from 1974 to 1977
- 911 2.7 S from 1974 to 1975
- 911 Carrera 2.7 from 1974 to 1976
- 911 Carrera 3.0 from 1976 to 1977
- 911 3.0 SC from 1978 to 1983

Or for mounting the catalytic converter on the rear silencer and the manifold to the intercooler on the Carrera 3.2 :

- 911 Carrera 3.2 from 1984 to 1989

Kit includes :
- 1 muffler / catalytic converter or pre-silencer gasket
- 1 Catalyst or pre-silencer / manifold gasket
- 1 manifold/exchanger gasket
- 3 x 3 M8 nuts and screws