NGK direct-fit oxygen sensor for 2001 Dodge Ram 1500 supplies continuous oxygen-level feedback to the engine control unit to help regulate the air–fuel ratio, support fuel efficiency and reduce emissions. The sensor features an advanced ceramic element protected by a three-stage contaminant-resistant plasma-jet and deposit-trap overcoat to resist contaminant-related element poisoning and align with OEM-grade design practices.
NGK Dodge Ram 1500 2001 Direct Fit Oxygen Sensor