A8L V8-4.2L (BFM) (2004)
‹› The flex joint in the front exhaust pipe must not be bent more than 10 degrees, otherwise it may be damaged.
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Remove the nut - 1 - from the bracket and remove the catalytic converter with from muffler.
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Remove the oil dipstick guide tube bolt - arrow - and tube.
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Remove the exhaust manifold bolts - arrows -.