Seller notes

PLEASE NOTE: If you are in need of additional quantities please contact us for availability information. ————————————— PRODUCT DETAILSNTK O2 Oxygen Sensor (21553)Oxygen Sensor by NTK®.Position: Upstream.Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals back to the engine management system to regulate the air to fuel ratio, for optimu...

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