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The NGK OE-style 4-wire air/fuel sensor for Saab 9‑2X (2006) is a direct-fit replacement that restores accurate oxygen sensing to the engine control unit, helping maintain proper air–fuel ratio and stable fuel trim. As an OE-type four-wire sensor it provides the factory electrical connection for straightforward installation and reliable sensor feedback.
NGK 2006 Saab 9-2X OE Type 4-Wire A/F Sensor
