The do88 pressure hose for the 2000–2002 Audi RS4 Quattro 2.7L BiTurbo (B5) is a vehicle-specific charge hose supplied in blue that handles pressurized intake flow between turbo and intercooler components. It follows the original routing and fit for B5 RS4 applications, offering a direct-fit replacement during service or when a pressured hose needs replacement to maintain proper boost plumbing and fitment.
do88 00-02 Audi RS4 Quattro 2.7L BiTurbo (B5) Pressure Hoses - Blue