Audi A8 2003 Workshop Manual page 303

8-cylinder TDI engine (4.2 ltr. 4-valve common rail), mechanics - Edition 12.2013
– Remove nuts on left and right -arrows- at centre bracket for
exhaust pipes.
– Unbolt exhaust pipe (left-side) from starter catalytic converter
-arrows-.
– Detach particulate filter/main catalytic converter (left side) with
exhaust pipe.
– Unbolt exhaust pipe (right-side) from starter catalytic converter
-arrows-.
– Detach particulate filter/main catalytic converter (right side)
with exhaust pipe.
– Remove bolts -arrows- at tunnel cross member.
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1. Removing and installing parts of exhaust system
Audi A8 2003 ➤
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