The do88 vacuum hose set for 2002–2004 Audi RS6 4.2L BiTurbo (C5) supplies dedicated vacuum lines for the RS6’s intake and control circuits. Supplied in blue, the hoses are matched to the C5 routing for the 4.2L twin-turbo engine and serve as replacements for worn or damaged vacuum plumbing. The set lists the vacuum hose pieces relevant to this RS6 application for straightforward replacement.
do88 02-04 Audi RS6 4.2L BiTurbo (C5) Vacuum Hoses - Blue