There are 1 replacement oxygen sensors for SMP SG493. The cross references are for general reference only, please check for correct specifications and measurements for your application.
There are 120 replacement oxygen sensors for SMP SG493. These are indirect matches for SMP SG493.
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The Oxygen Sensor Cross References are for general reference only. Check for correct application and spec/measurements. Any use of this cross reference is done at the installers risk.