The Gates emission control hose for 1987–1992 BMW 325i 2.5L 6‑cylinder links the valve cover to the throttle body to maintain the engine's breather and emissions routing. This replacement restores the intended path for crankcase vapors into the intake. Replace degraded hoses when servicing the breather system to ensure proper ventilation and reduce the chance of oil or vacuum-related issues.

Gates 87-92 BMW 325I 6-Cyl. 2.5L Valve Cover To Throttle Body Emission Control Hose