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Cadillac Chevrolet GMC Oxygen Sensor 21066 – NTK

PART#: 21066
NTK

$38.95

In stock

Interchanges
BrandPart #
General Motors12611165
CARQUEST75-3968 / 753968
General Motors12609457
General Motors92457789
ACDelco213-4229 / 2134229
Bosch15698
DENSO Auto Parts234-4256 / 2344256
ACDelco213-4230 / 2134230
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2017ChevroletCapricePPV6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2017ChevroletCapricePPV6.0V8FLEXDownstream Left
2017ChevroletSSBase6.2V8GASDownstream Left
2017ChevroletSSBase6.2V8GASDownstream RightB2S2; OE MFR: NTK
2016ChevroletCapricePPV6.0V8FLEXDownstream Left
2016ChevroletCapricePPV6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2016ChevroletSSBase6.2V8GASDownstream Left
2016ChevroletSSBase6.2V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDLT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDHigh Country6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDHigh Country6.0V8CNGDownstream Left
2015ChevroletSilverado 2500 HDLT6.0V8GASDownstream Left
2015ChevroletSilverado 2500 HDLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDLT6.0V8CNGDownstream Left
2015ChevroletSilverado 2500 HDLT6.0V8FLEXDownstream Left
2015ChevroletSilverado 2500 HDLTZ6.0V8FLEXDownstream Left
2015ChevroletSilverado 2500 HDHigh Country6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDWT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDWT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDWT6.0V8CNGDownstream Left
2015ChevroletSilverado 2500 HDLTZ6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDWT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDLTZ6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDLTZ6.0V8CNGDownstream Left
2015ChevroletSilverado 2500 HDLTZ6.0V8GASDownstream Left
2015ChevroletSilverado 2500 HDHigh Country6.0V8GASDownstream Left
2015ChevroletSilverado 2500 HDWT6.0V8GASDownstream Left
2015ChevroletSilverado 2500 HDHigh Country6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDWT6.0V8FLEXDownstream Left
2015ChevroletSilverado 2500 HDLTZ6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 2500 HDHigh Country6.0V8FLEXDownstream Left
2015ChevroletSilverado 3500 HDLTZ6.0V8GASDownstream Left
2015ChevroletSilverado 3500 HDHigh Country6.0V8FLEXDownstream Left
2015ChevroletSilverado 3500 HDLT6.0V8GASDownstream Left
2015ChevroletSilverado 3500 HDLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDLT6.0V8CNGDownstream Left
2015ChevroletSilverado 3500 HDHigh Country6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDLT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDWT6.0V8FLEXDownstream Left
2015ChevroletSilverado 3500 HDWT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDWT6.0V8GASDownstream Left
2015ChevroletSilverado 3500 HDWT6.0V8CNGDownstream Left
2015ChevroletSilverado 3500 HDLTZ6.0V8FLEXDownstream Left
2015ChevroletSilverado 3500 HDWT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDHigh Country6.0V8GASDownstream Left
2015ChevroletSilverado 3500 HDLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDHigh Country6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDLT6.0V8FLEXDownstream Left
2015ChevroletSilverado 3500 HDWT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDLTZ6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSilverado 3500 HDLTZ6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletCamaroSS6.2V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletCamaroZL16.2V8GASDownstream Left
2015ChevroletCamaroZL16.2V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletCamaroZ/287.0V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletCamaroZ/287.0V8GASDownstream Left
2015ChevroletCamaroSS6.2V8GASDownstream Left
2015ChevroletCapricePPV6.0V8FLEXDownstream Left
2015ChevroletCapricePPV6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015ChevroletSSBase6.2V8GASDownstream RightB2S2; OE MFR: NTK
2015ChevroletSSBase6.2V8GASDownstream Left
2015GMCSierra 2500 HDBase6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDBase6.0V8CNGDownstream Left
2015GMCSierra 2500 HDDenali6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDSLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDSLT6.0V8CNGDownstream Left
2015GMCSierra 2500 HDBase6.0V8GASDownstream Left
2015GMCSierra 2500 HDSLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDSLE6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDBase6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDSLT6.0V8GASDownstream Left
2015GMCSierra 2500 HDSLE6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDDenali6.0V8FLEXDownstream Left
2015GMCSierra 2500 HDSLT6.0V8FLEXDownstream Left
2015GMCSierra 2500 HDSLE6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDSLE6.0V8CNGDownstream Left
2015GMCSierra 2500 HDSLT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDSLE6.0V8GASDownstream Left
2015GMCSierra 2500 HDSLE6.0V8FLEXDownstream Left
2015GMCSierra 2500 HDBase6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 2500 HDBase6.0V8FLEXDownstream Left
2015GMCSierra 3500 HDDenali6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDSLE6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDSLE6.0V8CNGDownstream Left
2015GMCSierra 3500 HDDenali6.0V8GASDownstream Left
2015GMCSierra 3500 HDBase6.0V8GASDownstream Left
2015GMCSierra 3500 HDBase6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDDenali6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDDenali6.0V8CNGDownstream Left
2015GMCSierra 3500 HDBase6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDBase6.0V8CNGDownstream Left
2015GMCSierra 3500 HDSLE6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDSLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDSLE6.0V8FLEXDownstream Left
2015GMCSierra 3500 HDSLT6.0V8FLEXDownstream Left
2015GMCSierra 3500 HDDenali6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDDenali6.0V8FLEXDownstream Left
2015GMCSierra 3500 HDSLT6.0V8GASDownstream Left
2015GMCSierra 3500 HDSLE6.0V8GASDownstream Left
2015GMCSierra 3500 HDBase6.0V8FLEXDownstream Left
2015GMCSierra 3500 HDSLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDBase6.0V8GASDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDSLT6.0V8CNGDownstream Left
2015GMCSierra 3500 HDSLT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2015GMCSierra 3500 HDSLE6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014CadillacEscaladePlatinum6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscaladeBase6.2V8FLEXDownstream Left
2014CadillacEscaladePlatinum6.2V8FLEXDownstream Left
2014CadillacEscaladeLuxury6.2V8FLEXDownstream Left
2014CadillacEscaladePremium6.2V8FLEXDownstream Left
2014CadillacEscaladePremium6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscaladeBase6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscaladeLuxury6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscalade ESVBase6.2V8FLEXDownstream Left
2014CadillacEscalade ESVLuxury6.2V8FLEXDownstream Left
2014CadillacEscalade ESVPlatinum6.2V8FLEXDownstream Left
2014CadillacEscalade ESVBase6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscalade ESVLuxury6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscalade ESVPremium6.2V8FLEXDownstream Left
2014CadillacEscalade ESVPlatinum6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014CadillacEscalade ESVPremium6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSSBase6.2V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSSBase6.2V8GASDownstream Left
2014ChevroletCamaroSS6.2V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletCamaroZL16.2V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletCamaroZL16.2V8GASDownstream Left
2014ChevroletCamaroSS6.2V8GASDownstream Left
2014ChevroletCamaroZ/287.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletCamaroZ/287.0V8GASDownstream Left
2014ChevroletCapricePPV6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletCapricePPV6.0V8FLEXDownstream Left
2014ChevroletSilverado 2500 HDWT6.0V8GASDownstream Left
2014ChevroletSilverado 2500 HDLTZ6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDWT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLTZ6.0V8GASDownstream Left
2014ChevroletSilverado 2500 HDLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLT6.0V8GASDownstream Left
2014ChevroletSilverado 2500 HDWT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLTZ6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLTZ6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDWT6.0V8FLEXDownstream Left
2014ChevroletSilverado 2500 HDLTZ6.0V8CNGDownstream Left
2014ChevroletSilverado 2500 HDLTZ6.0V8FLEXDownstream Left
2014ChevroletSilverado 2500 HDWT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLT6.0V8FLEXDownstream Left
2014ChevroletSilverado 2500 HDWT6.0V8CNGDownstream Left
2014ChevroletSilverado 2500 HDLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 2500 HDLT6.0V8CNGDownstream Left
2014ChevroletSilverado 3500 HDLTZ6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 3500 HDLT6.0V8FLEXDownstream Left
2014ChevroletSilverado 3500 HDWT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 3500 HDLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 3500 HDLTZ6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 3500 HDWT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 3500 HDLT6.0V8GASDownstream Left
2014ChevroletSilverado 3500 HDWT6.0V8FLEXDownstream Left
2014ChevroletSilverado 3500 HDLTZ6.0V8GASDownstream Left
2014ChevroletSilverado 3500 HDLTZ6.0V8FLEXDownstream Left
2014ChevroletSilverado 3500 HDLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014ChevroletSilverado 3500 HDWT6.0V8GASDownstream Left
2014ChevroletSuburban 1500LTZ5.3V8FLEXDownstream Left
2014ChevroletSuburban 1500LTZ5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSuburban 1500LT5.3V8FLEXDownstream Left
2014ChevroletSuburban 1500LS5.3V8FLEXDownstream Left
2014ChevroletSuburban 1500LS5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletSuburban 1500LT5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletTahoeLTZ5.3V8FLEXDownstream Left
2014ChevroletTahoePPV5.3V8FLEXDownstream Left
2014ChevroletTahoePPV5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletTahoeLTZ5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletTahoeSSV5.3V8FLEXDownstream Left
2014ChevroletTahoeSSV5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletTahoeLS5.3V8FLEXDownstream Left
2014ChevroletTahoeLS5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletTahoeLT5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014ChevroletTahoeLT5.3V8FLEXDownstream Left
2014GMCSierra 2500 HDWT6.0V8FLEXDownstream Left
2014GMCSierra 2500 HDSLE6.0V8GASDownstream Left
2014GMCSierra 2500 HDWT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDWT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDDenali6.0V8GASDownstream Left
2014GMCSierra 2500 HDWT6.0V8CNGDownstream Left
2014GMCSierra 2500 HDSLE6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDDenali6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLE6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLE6.0V8CNGDownstream Left
2014GMCSierra 2500 HDSLE6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLT6.0V8GASDownstream Left
2014GMCSierra 2500 HDWT6.0V8GASDownstream Left
2014GMCSierra 2500 HDSLE6.0V8FLEXDownstream Left
2014GMCSierra 2500 HDDenali6.0V8FLEXDownstream Left
2014GMCSierra 2500 HDDenali6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLT6.0V8FLEXDownstream Left
2014GMCSierra 2500 HDSLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLT6.0V8CNGDownstream Left
2014GMCSierra 2500 HDWT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 2500 HDSLT6.0V8CNGDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDSLE6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDSLT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDSLE6.0V8GASDownstream Left
2014GMCSierra 3500 HDDenali6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDSLT6.0V8GASDownstream Left
2014GMCSierra 3500 HDWT6.0V8FLEXDownstream Left
2014GMCSierra 3500 HDSLT6.0V8FLEXDownstream Left
2014GMCSierra 3500 HDSLE6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDSLE6.0V8FLEXDownstream Left
2014GMCSierra 3500 HDWT6.0V8GASDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDDenali6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDWT6.0V8GASDownstream Left
2014GMCSierra 3500 HDDenali6.0V8FLEXDownstream Left
2014GMCSierra 3500 HDDenali6.0V8GASDownstream Left
2014GMCSierra 3500 HDSLT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCSierra 3500 HDWT6.0V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukonSLT5.3V8FLEXDownstream Left
2014GMCYukonDenali6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukonSLT5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukonSLE5.3V8FLEXDownstream Left
2014GMCYukonDenali6.2V8FLEXDownstream Left
2014GMCYukonSLE5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukon XL 1500SLT5.3V8FLEXDownstream Left
2014GMCYukon XL 1500Denali6.2V8FLEXDownstream Left
2014GMCYukon XL 1500SLT6.2V8FLEXDownstream Left
2014GMCYukon XL 1500SLE5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukon XL 1500SLT5.3V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukon XL 1500SLT6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2014GMCYukon XL 1500SLE5.3V8FLEXDownstream Left
2014GMCYukon XL 1500Denali6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscaladePlatinum6.2V8FLEXDownstream Left
2013CadillacEscaladeHybrid6.0V8FULL HYBRID EV-FLEX (FHEV)Downstream Left
2013CadillacEscaladePremium6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscaladePlatinum6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscaladeHybrid Platinum6.0V8FULL HYBRID EV-FLEX (FHEV)Downstream RightB2S2; OE MFR: NTK
2013CadillacEscaladeHybrid Platinum6.0V8FULL HYBRID EV-FLEX (FHEV)Downstream Left
2013CadillacEscaladeBase6.2V8FLEXDownstream Left
2013CadillacEscaladePremium6.2V8FLEXDownstream Left
2013CadillacEscaladeLuxury6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscaladeLuxury6.2V8FLEXDownstream Left
2013CadillacEscaladeHybrid6.0V8FULL HYBRID EV-FLEX (FHEV)Downstream RightB2S2; OE MFR: NTK
2013CadillacEscaladeBase6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscalade ESVPlatinum6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscalade ESVPremium6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscalade ESVBase6.2V8FLEXDownstream Left
2013CadillacEscalade ESVPlatinum6.2V8FLEXDownstream Left
2013CadillacEscalade ESVLuxury6.2V8FLEXDownstream Left
2013CadillacEscalade ESVLuxury6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
2013CadillacEscalade ESVPremium6.2V8FLEXDownstream Left
2013CadillacEscalade ESVBase6.2V8FLEXDownstream RightB2S2; OE MFR: NTK
Product info

The NTK Oxygen Sensor part number 21066 is designed for use in Cadillac, Chevrolet, and GMC vehicles. This high-quality sensor is crucial for ensuring optimal engine performance, fuel efficiency, and emissions control.

Featuring a durable construction and advanced sensing technology, this oxygen sensor accurately measures the amount of oxygen in the exhaust gases, providing precise data to the vehicle’s engine management system. This allows for efficient fuel delivery and minimizes harmful emissions.

One of the key benefits of the NTK Oxygen Sensor part number 21066 is its compatibility with a wide range of Cadillac, Chevrolet, and GMC models. Additionally, this sensor is easy to install, so you can quickly get your vehicle back on the road.

Using the NTK Oxygen Sensor part number 21066 can help improve your vehicle’s overall performance, extending its lifespan and reducing costly repairs. Whether you’re a professional mechanic or a DIY enthusiast, this oxygen sensor is a reliable and cost-effective solution for your car parts needs.

Invest in the NTK Oxygen Sensor part number 21066 for your Cadillac, Chevrolet, or GMC vehicle, and experience better engine performance, fuel efficiency, and emissions control.

Specifications
California Proposition 65WARNING/Precaución: Cancer and Reproductive Harm - Cáncer y daño al sistema reproductivo - www.P65Warnings.ca.gov
Mounting TypeThreaded
Sensor TypeHeated
Thread Diameter18.000
Universal Or Specific FitSpecific
Wire Quantity4
Wiring Harness Length15.0000
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

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Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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