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do88 pressure hoses for Audi S4 and A6 2.7L BiTurbo engines (1999–2002; AGB/AJK/AZA) are available in red as replacement turbo/intercooler charge-air lines. Specified for those engine codes and years, these hoses maintain boost plumbing connections while adding a visual color option. They are produced to align with factory routing on the listed Audi models.
do88 99-02 Audi S4/A6 2.7L BiTurbo (AGB/AJK/AZA) Pressure Hoses - Red
