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Oxygen Sensor 21548 – NTK

PART#: 21548

NTK

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$56.19

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In stock

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Interchanges

Brand	Part #

Standard Motor Products	SG970
Bosch	15468
CARQUEST	75-3925 / 753925
ACDelco	213-4256 / 2134256
Bosch	13694
General Motors	19209812
BWD	OS1724
CARQUEST	75-2542 / 752542
Delphi	ES20134
DENSO Auto Parts	234-4286 / 2344286
CARQUEST	75-4062 / 754062
Spectra Premium	OS5068
ACDelco	213-1149 / 2131149
Bosch	15901
General Motors	19209811
Standard Motor Products	SG1678

Fitments

Year	Make	Model	Submodel	Engine	Fuel Type	Position	Note
2007	Chevrolet	Silverado 3500 HD	LT	6.0V8	GAS	Downstream Left	New Models; B1S2; GMT900 Platform; OE Equivalent Design \| Cab & Chassis;
2007	Chevrolet	Silverado 3500 HD	LTZ	6.0V8	GAS	Downstream Left	New Models; B1S2; GMT900 Platform; OE Equivalent Design \| Cab & Chassis;
2007	Chevrolet	Silverado 3500 HD	WT	6.0V8	GAS	Downstream Left	New Models; B1S2; GMT900 Platform; OE Equivalent Design \| Cab & Chassis;
2007	Chevrolet	Silverado 2500 HD Classic	LS	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	Chevrolet	Silverado 2500 HD Classic	WT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	Chevrolet	Silverado 2500 HD Classic	LT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	Chevrolet	Silverado 3500 Classic	LS	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	Chevrolet	Silverado 3500 Classic	LT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	Chevrolet	Silverado 3500 Classic	WT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	Chevrolet	Silverado 1500 HD Classic	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2007	GMC	Sierra 3500 HD	SLT	6.0V8	GAS	Downstream Left	New Models; B1S2; GMT900 Platform; OE Equivalent Design \| Cab & Chassis;
2007	GMC	Sierra 3500 HD	SLE	6.0V8	GAS	Downstream Left	New Models; B1S2; GMT900 Platform; OE Equivalent Design \| Cab & Chassis;
2007	GMC	Sierra 3500 HD	WT	6.0V8	GAS	Downstream Left	New Models; B1S2; GMT900 Platform; OE Equivalent Design \| Cab & Chassis;
2007	GMC	Sierra 2500 HD Classic	WT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 2500 HD Classic	SLT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 2500 HD Classic	SLE	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 2500 HD Classic	SL	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 3500 Classic	SL	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 3500 Classic	SLT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 3500 Classic	SLE	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 3500 Classic	WT	6.0V8	GAS	Downstream Left	Classic Models; B1S2; GMT800 Platform; OE Equivalent Design
2007	GMC	Sierra 1500 HD Classic	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2007	GMC	Sierra 1500 HD Classic	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2007	Pontiac	G6	GT	3.9V6	GAS	Downstream Right	B1S2; OE Equivalent Design \| Manual;
2007	Pontiac	G6	GTP	3.6V6	GAS	Downstream Right	B1S2; OE Equivalent Design
2007	Saturn	Aura	XR	3.6V6	GAS	Downstream Right	B1S2; OE Equivalent Design
2006	Cadillac	Escalade ESV	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design \| Sport Utility;
2006	Chevrolet	Suburban 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Suburban 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 1500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 2500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 2500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 3500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 3500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	Chevrolet	Silverado 3500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Yukon XL 1500	Denali	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Yukon XL 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Yukon XL 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 1500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 1500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 2500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 2500 HD	SL	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 2500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 3500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 3500	SL	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 3500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2006	GMC	Sierra 3500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Cadillac	Escalade ESV	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design \| Sport Utility;
2005	Chevrolet	Silverado 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 2500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 2500 HD	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 2500 HD	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 2500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 1500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 1500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 1500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 3500	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 3500	LT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 3500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 3500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 3500	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Silverado 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Suburban 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	Chevrolet	Suburban 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 1500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 1500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 2500 HD	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Sierra 3500	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Yukon XL 1500	Denali	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Yukon XL 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2005	GMC	Yukon XL 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Cadillac	Escalade ESV	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design \| Sport Utility;
2004	Chevrolet	Silverado 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Silverado 3500	LT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Suburban 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	Chevrolet	Suburban 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Sierra 3500	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Yukon XL 1500	Denali	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Yukon XL 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2004	GMC	Yukon XL 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Cadillac	Escalade	Base	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design \| Sport Utility;
2003	Cadillac	Escalade ESV	Base	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design \| Sport Utility;
2003	Chevrolet	Silverado 1500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 1500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 2500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 3500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Silverado 3500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	Chevrolet	Suburban 2500	LS	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design
2003	Chevrolet	Suburban 2500	LT	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design
2003	GMC	Sierra 1500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 1500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	WT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 2500 HD	WT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 3500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 3500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Sierra 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2003	GMC	Yukon XL 1500	Denali	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design
2003	GMC	Yukon XL 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design
2003	GMC	Yukon XL 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; Calif. Emissions; OE Equivalent Design
2002	Chevrolet	Silverado 1500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 1500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	Base	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	LT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	LT	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	LS	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	LS	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	LT	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	LS	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	Base	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	LT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 2500 HD	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 3500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Silverado 3500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Suburban 2500	LS	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	Chevrolet	Suburban 2500	LT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 1500	Denali	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 1500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 1500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SLE	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SL	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SL	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	Base	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SL	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SLT	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	Base	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SL	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SLT	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SLT	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SLE	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SLE	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	Base	6.0V8	BI-FUEL	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SL	6.0V8	CNG	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SL	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 2500 HD	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 3500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 3500	SL	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 3500	Base	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Sierra 3500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Yukon XL 1500	Denali	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Yukon XL 2500	SLE	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design
2002	GMC	Yukon XL 2500	SLT	6.0V8	GAS	Downstream Left	B1S2; OE Equivalent Design

Product info

The NTK Oxygen Sensor Part Number 21548 is a high-quality replacement component designed for use in Cadillac, Chevrolet, GMC, and Pontiac models. This oxygen sensor is manufactured to ensure accurate readings and optimal performance throughout its lifespan.

The NTK Oxygen Sensor Part Number 21548 features advanced sensing technology that enables it to detect even the slightest changes in oxygen levels in the exhaust gases. This ensures that the engine is running at peak efficiency and emissions are kept to a minimum. The sensor is also built to withstand extreme temperatures and harsh driving conditions, ensuring reliable performance under any circumstances.

One of the biggest benefits of the NTK Oxygen Sensor Part Number 21548 is its ability to improve fuel efficiency. By accurately detecting oxygen levels in the exhaust gases, the sensor ensures that the engine is burning fuel at the most efficient rate possible. This can translate into significant savings on fuel costs over time.

This oxygen sensor is also easy to install, with a direct-fit design that ensures a perfect fit and hassle-free installation. Once installed, the sensor is virtually maintenance-free, requiring no adjustment or calibration over its lifespan.

In summary, the NTK Oxygen Sensor Part Number 21548 is an essential component for anyone looking to maximize the performance and efficiency of their Cadillac, Chevrolet, GMC, or Pontiac vehicle. With advanced sensing technology, a durable design, and easy installation, this oxygen sensor is the perfect choice for anyone looking to keep their vehicle running at its best.

Specifications

California Proposition 65	WARNING/Precaución: Cancer and Reproductive Harm - Cáncer y daño al sistema reproductivo - www.P65Warnings.ca.gov
Mounting Type	Threaded
Sensor Type	Heated
Thread Diameter	18.000
Universal Or Specific Fit	Specific
Wire Quantity	4
Wiring Harness Length	22.7500

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.

Oxygen Sensor 21548 – NTK

Delivery Info

Returns Info

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