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The NGK direct-fit oxygen sensor for Chevrolet Trailblazer (2008–2009) provides continuous closed-loop feedback to the engine control unit to help regulate air–fuel ratio, improve fuel economy and reduce emissions. Using NTK ceramic sensor advancements, the unit features an advanced ceramic element with a 3-stage contaminant-resistant plasma-jet and deposit-trap overcoat to resist element poisoning and support OE-level application technology.
NGK Chevrolet Trailblazer 2009-2008 Direct Fit Oxygen Sensor
