The Gates valve-cover-to-intake emission control hose for 2013–2018 Nissan Altima with the 2.5L four‑cylinder connects the valve cover to the intake to support proper emissions routing. As a vehicle-specific replacement, it restores worn or cracked hoses to maintain emission control function and fitment for the listed years and engine; follow factory routing and secure connections during service.

Gates 13-18 Nissan Altima 4-Cyl. 2.5L Valve Cover To Intake Emission Control Hose