Preliminary Work

1. Remove both turbochargers.

   > WM, 213019 REMOVING AND INSTALLING TURBOCHARGER (V8 BITURBO)

2. Remove catalytic converters.

   > 267319 REMOVING AND INSTALLING CATALYTIC CONVERTER (V8)

3. Unscrew screws -1-  and remove rear part of shield -2-  .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Rear part of shield