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Replacing exhaust system: Notes

Fig 1: Identifying Exhaust System Assembly
G03139049Courtesy of PORSCHE OF NORTH AMERICA, INC.
EXHAUST SYSTEM ASSEMBLY REMOVING AND INSTALLING PROCEDURE

No. Designation Qty. Removal Installation
1 Hexagon nut 5    
2 Hexagon-head bolt M8 x 35 1    
3 Clamp 1   Replace, bolt points upwards
4 Connecting sleeve 1 Push in the direction of catalytic converter Replace, bolt points upwards
5 Connector tube 1   Pay attention to markings (rings and arrows). See ASSEMBLY INSTRUCTIONS 
6 Catalytic converter Cylinder bank 1-3 1    
7 Gasket 1   Replace
8 Closing bolt 1   Wrench size 8 mm
9 Washer 7.4 1    
10 Shield 1    
11 Holder 1    
12 Oxygen sensor (only OBDII vehicles) 1   Tightening torque 55 -60Nm(41 -44 ftlb.).
13 Holder for oxygen sensors - joint 1    
13a Expanding rivet 1    
14 Plug (vehicles without OBDII) 1   Tightening torque 30 Nm (22 ftlb.)
15 Sealing ring 1   Replace
16 Plug (exhaust-gas sample point) 1   Tightening torque 10 Nm (7.5 ftlb.)
17 Sealing ring 1   Replace
18 Clamp 1   Replace
19 Connecting sleeve 1   Replace
20 Connector tube 1   Pay attention to markings (rings and arrows).
21 Catalytic converter Cylinder bank4-6 1    
22 Gasket 1   Replace
23 Shield 1    
24 Oxygen sensor 1   Tightening torque 55 -60Nm(41 -44 ftlb).
25 Plug 1   Tightening torque 30 Nm (22 ftlb.)
26 Sealing ring 1   Replace
27 Plug (exhaust-gas sample point) 1    
28 Sealing ring 1   Replace
29 Hexagon nut M8 2    
30 Reinforcing plate 2   Pay attention to the installation position. See ASSEMBLY INSTRUCTIONS 
31 Hexagon nut M8 2    
32 Washer 2    
33 Hexagon-head bolt M8 x 20 (Tiptronic) M8 x 60 (manual transmission) 3    
34 Adapter 1    
35 Holder 1    
36 Hexagon nut M8 1    
37 Retainer plate 1    
38 Muffler 1