Accurate reading of the Oxygen content in the exhaust - used by the ECU to trim (Adjust ) the fuel injection to ensure best economy and performance. Or for performance users who need it for their AFR(Air/Fuel Ratio) gauges.
Verified purchase: Yes | Condition: New
Great unit, super quality. Excellent value
Verified purchase: Yes | Condition: New
Easy to replace, exactly like original with all fittings
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lead was a bit short for my application
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Arrived on time and works
Verified purchase: Yes | Condition: New
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