S4 V8-4.2L (BHF) (2004)
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Take out front exhaust pipe with pro- and main catalytic converter.
Installing
Install in reverse order. Note the following:
Note:
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Replace self-locking nuts.
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Re-attach all cable ties at same location on installation.
^
Secure all hose connections with standard hose clamps.
Refer to part supplier
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Tighten nuts -1 3- of front exhaust pipe/exhaust manifold bolted joint evenly and in stages, while horizontally aligning catalytic converter.
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Install subframe.
Note: For individual components of exhaust system mounting at the transmission, refer to - Fig 4.
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Perform stress-free alignment of exhaust system.
Tightening torques
