S8 Quattro Sedan V10-5.2L (BSM) (2009)
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Lay aside air guide hose with connected vacuum lines - 1 and 2 -.
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Remove electrical connector from Mass Air Flow (MAF) Sensor (G70).
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Remove bolts - arrows -.
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Remove upper part of air filter housing.
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Remove the screws - 1 - and - 2 -.