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The NGK direct-fit oxygen sensor for Audi A6 (2006–2009) provides constant closed‑loop feedback to the ECU to help control air–fuel ratio, sustain engine performance, maximize fuel efficiency and reduce emissions. NTK applies state‑of‑the‑art ceramic control and OEM development collaboration to refine sensor reliability; the advanced 3‑stage contaminant‑resistant plasma‑jet element with deposit‑trap overcoat offers protection against element poisoning and improved longevity.
NGK Audi A6 2009-2006 Direct Fit Oxygen Sensor
