A3 Quattro V6-3.2L (BUB) (2008)
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Unclip air duct - 2 -.
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Remove lower section of air filter housing - arrows -.
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Disconnect secondary air hose at position indicated by - arrow -.
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Free up air hose to secondary air injection (AIR) pump.
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Remove center noise insulation fasteners - 1 to 3 -.
