WM 267620 Removing And Installing Primary Catalytic Converters On 3.6-Litre V6 DFI Engines (Cayenne Tip, Cayenne Man): Information: Overview

Fig 1: Identifying Main And Primary Catalytic Converters

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Lambda sensor downstream of catalytic converter
2. Lambda sensor upstream of catalytic converter
3. Primary catalytic converter
4. Lambda sensor downstream of catalytic converter
5. Lambda sensor upstream of catalytic converter
6. Seals
7. Primary catalytic converter
8. Nuts
9. Rubber bracket
10. Cross member
11. Screws
12. Seals
13. Main catalytic converters
14. Nuts