Removing Primary Catalytic Converter

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 Porsche Panamera, 2022 Porsche Panamera, 2021 Porsche Panamera, 2020 Porsche Panamera, and 2019 Porsche Panamera. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Hot components

Risk of burns
→ Let hot components cool down.

→ Wear personal protective gear.

Loosen V-band clamp -1- .

1.1 Loosen screw -2- and relieve tension on V-band clamp -1- .

1.2 Carefully loosen V-band clamp -1- from the turbocharger/catalytic converter flange using a hammer and wedge.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

V-band clamp on turbocharger/catalytic converter flange

Unscrew oxygen sensors downstream of catalytic converter -1 and 2- .
> 247319 REMOVING AND INSTALLING OXYGEN SENSOR DOWNSTREAM OF CATALYTIC CONVERTER (V8 BITURBO)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Oxygen sensor downstream of catalytic converter

Remove V-Land clamp -2- .

3.1 Loosen screw -1- and loosen and remove V-band clamp -2- from the flange.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

V-band clamp on catalytic converter

Loosen primary catalytic converter -1- at the holder -3- and remove it.

4.1 Loosen and unscrew screws -2- on the holder -3- .

4.2 Remove primary catalytic converter -1- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Removing primary catalytic converter