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The NGK 5-wire wideband air-fuel sensor for Audi A6 (2006–2009) supplies a linear output that allows the ECU to precisely determine air-fuel ratio and continuously adjust mixture for optimal combustion and emissions performance. Produced by NTK, a leading OEM sensor and ceramics specialist, it features an advanced ceramic element protected by a three-stage contaminant-resistant plasma jet and deposit-trap overcoat to reduce element poisoning.
NGK Audi A6 2009-2006 Direct Fit 5-Wire Wideband A/F Sensor
