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The NGK 5‑wire wideband air‑fuel sensor for Mazda 3 (2010–2011) is a direct‑fit oxygen sensor that provides linear A/F feedback enabling the ECU to precisely adjust mixture for optimal combustion, better fuel economy and reduced emissions. The sensor uses advanced ceramic design with a 3‑stage contaminant‑resistant plasma jet and deposit‑trap overcoat from NTK/NGK to protect the sensing element and improve longevity.
NGK Mazda 3 2011-2010 Direct Fit 5-Wire Wideband A/F Sensor
