Installing Exhaust System

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Fit new metal seals and slide them onto the sealing face of the turbochargers.
CAUTION:
Heavy components
- Risk of squashing
→ Wear personal protective gear.

→ Get someone to help if necessary.
Slide the exhaust system onto the studs on the turbochargers.
Only install the exhaust system with the help of another person.
Fit and tighten four new M8 hexagon nuts (a/f 12) -1- on the turbocharger flange on both cylinder banks.
Tightening torque 25 Nm (19 ftlb.)
1. 3.1. Recommended tool for top, inner fastening nuts: Torque wrench: Hazet 6290-1CT , change-over ratchet insert: Hazet 6401-1S and insert T10212
  
  Fig 1: Identifying Turbocharger Flange Top On Cylinder Bank 1-3
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  
  Fig 2: Identifying Turbocharger Flange Bottom On Cylinder Bank 1-3
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Slide two new restraining straps on the rear silencer over the holder -arrows- and align them using one M8 x 50 cheese head bolt (hexagon socket, a/f 6) on each one.

Fig 3: Moving Restraining Strap
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 4.1. Tighten cheese head bolts -2- .
  Tightening torque 15 Nm (11 ftlb.)
  
  Fig 4: Identifying Rear Silencer Mounting
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Guide the cable plugs for the oxygen sensors at the side of the engine to the plug connection in the engine compartment and clip the cables into the holders -arrows- .

Fig 5: Locating Oxygen Sensors On Catalytic Converter
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Close and clip in plug connections -1 and 2- for the oxygen sensors in the engine compartment.

Fig 6: Identifying Oxygen Sensor Connectors On Cylinder Bank 1-3
Courtesy of PORSCHE CARS NORTH AMERICA, INC.