The Gates PCV valve for 2003–2008 Infiniti G35 with the 3.5L V6 is a replacement crankcase vent valve specified for that engine. It vents crankcase gases and helps keep internal pressure balanced; fitting a new valve restores the designed ventilation function and supports steady engine breathing and operation for the Infiniti G35 models covered.
Gates 03-08 Infiniti G35 V-6 3.5L PCV Valve Crankcase Vent Valves