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E46 M54 - I found this vacuum hose near the intake boot torn in two places, can this be the cause of my rough idle and power loss? : r/BmwTech
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M54 vacuum tubing ... what diameter ... what brand ... what material ... what length? | BimmerFest BMW Forum
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Vacuum and Electrical M54B25 on M52TU - Part 2 | BMW Z1 Z4 Z8 Z3 Forum and Technical Database - ZRoadster.org
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