NGK direct-fit oxygen sensor for Porsche 911 (1994) provides OE-quality sensing to help maintain engine performance, maximize fuel efficiency and reduce emissions. NTK sensors deliver constant closed-loop feedback to the ECU to control air-fuel ratio and support OBDII diagnostics. An advanced ceramic element with a 3-stage contaminant-resistant plasma jet and deposit-trap overcoat protects against element poisoning and improves durability.
NGK Porsche 911 1994 Direct Fit Oxygen Sensor