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NGK 4‑wire air‑fuel (wideband) sensor for Acura TSX (2004–2008) supplies a linear AFR signal that allows the ECU to make continuous, precise adjustments to fuel delivery for efficient combustion and reduced emissions. Manufactured by NTK, it features advanced ceramic sensor technology with a 3‑stage contaminant‑resistant overcoat to minimize element poisoning. The direct‑fit design restores accurate closed‑loop control.
NGK Acura TSX 2008-2004 Direct Fit 4-Wire A/F Sensor
