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- NTK 21555 OE Identical Oxygen Sensor
- Information
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Description
NTK oxygen sensors heat up rapidly to meet requirements of the vehicle to improve fuel economy and reduce emissions. All NGK/NTK oxygen sensors have OEM specified connectors and attaching hardware for easy installation. Dual-coated platinum element increases longevity and ensures the quickest response time.
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Product Specifications
- Dimensions
- Thread Diameter18mm
- Wire Length546mm/21.5"
- Specifications
- Connector TypeOE Type
- Mounting TypeThreaded
- HeatedYes
- Number of Wires4
- Part Information
- BrandNGK/NTK
- Warranty60 Days
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Fitment
Verify Fitment
Automotive
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2017
-
Buick
- Regal Base Verify fitment
- Regal GS Verify fitment
- Regal Premium Verify fitment
- Regal Sport Touring Verify fitment
- Verano Base Verify fitment
- Verano Leather Verify fitment
- Verano Sport Touring Verify fitment
-
Chevrolet
- Equinox L Verify fitment
- Equinox LS Verify fitment
- Equinox LT Verify fitment
- Equinox Premier Verify fitment
-
GMC
- Terrain Denali Verify fitment
- Terrain SL Verify fitment
- Terrain SLE Verify fitment
- Terrain SLT Verify fitment
-
Buick
-
2016
-
Buick
- LaCrosse Base Verify fitment
- LaCrosse Leather Verify fitment
- LaCrosse Premium Verify fitment
- LaCrosse Sport Touring Verify fitment
- Regal Base Verify fitment
- Regal GS Verify fitment
- Regal Premium Verify fitment
- Regal Sport Touring Verify fitment
- Verano Base Verify fitment
- Verano Convenience Verify fitment
- Verano Leather Verify fitment
- Verano Premium Verify fitment
- Verano Sport Touring Verify fitment
-
Chevrolet
- Equinox L Verify fitment
- Equinox LS Verify fitment
- Equinox LT Verify fitment
- Equinox LTZ Verify fitment
-
GMC
- Terrain Denali Verify fitment
- Terrain SL Verify fitment
- Terrain SLE Verify fitment
- Terrain SLT Verify fitment
-
Buick
-
2015
-
Buick
- LaCrosse Base Verify fitment
- LaCrosse Leather Verify fitment
- LaCrosse Premium Verify fitment
- Regal Base Verify fitment
- Regal GS Verify fitment
- Regal Premium Verify fitment
- Verano Base Verify fitment
- Verano Convenience Verify fitment
- Verano Leather Verify fitment
- Verano Premium Verify fitment
-
Chevrolet
- Equinox L Verify fitment
- Equinox LS Verify fitment
- Equinox LT Verify fitment
- Equinox LTZ Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Silverado 2500 HD High Country Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD LTZ Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 HD High Country Verify fitment
- Silverado 3500 HD LT Verify fitment
- Silverado 3500 HD LTZ Verify fitment
- Silverado 3500 HD WT Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
- Sierra 2500 HD Base Verify fitment
- Sierra 2500 HD Denali Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 3500 HD Base Verify fitment
- Sierra 3500 HD Denali Verify fitment
- Sierra 3500 HD SLE Verify fitment
- Sierra 3500 HD SLT Verify fitment
- Terrain Denali Verify fitment
- Terrain SL Verify fitment
- Terrain SLE Verify fitment
- Terrain SLT Verify fitment
-
Buick
-
2014
-
Buick
- LaCrosse Base Verify fitment
- LaCrosse Leather Verify fitment
- LaCrosse Premium Verify fitment
- Regal Base Verify fitment
- Regal GS Verify fitment
- Regal Premium Verify fitment
- Verano Base Verify fitment
- Verano Convenience Verify fitment
- Verano Leather Verify fitment
- Verano Premium Verify fitment
-
Chevrolet
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Impala Eco Verify fitment
- Impala LS Verify fitment
- Impala LT Verify fitment
- Impala LTZ Verify fitment
- Malibu Eco Verify fitment
- Malibu LS Verify fitment
- Malibu LT Verify fitment
- Malibu LTZ Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD LTZ Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 HD LT Verify fitment
- Silverado 3500 HD LTZ Verify fitment
- Silverado 3500 HD WT Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
- Sierra 2500 HD Denali Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 HD Denali Verify fitment
- Sierra 3500 HD SLE Verify fitment
- Sierra 3500 HD SLT Verify fitment
- Sierra 3500 HD WT Verify fitment
-
Buick
-
2013
-
Buick
- LaCrosse Base Verify fitment
- LaCrosse Leather Verify fitment
- LaCrosse Premium Verify fitment
- LaCrosse Touring Verify fitment
- Regal Base Verify fitment
- Regal GS Verify fitment
- Regal Premium Verify fitment
- Verano Base Verify fitment
- Verano Convenience Verify fitment
- Verano Leather Verify fitment
- Verano Premium Verify fitment
- Verano Turbo Verify fitment
-
Chevrolet
- Corvette 427 Verify fitment
- Corvette Base Verify fitment
- Corvette Grand Sport Verify fitment
- Corvette Z06 Verify fitment
- Corvette ZR1 Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Malibu Eco Verify fitment
- Malibu LS Verify fitment
- Malibu LT Verify fitment
- Malibu LTZ Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD LTZ Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 HD LT Verify fitment
- Silverado 3500 HD LTZ Verify fitment
- Silverado 3500 HD WT Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
- Sierra 2500 HD Denali Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 HD Denali Verify fitment
- Sierra 3500 HD SLE Verify fitment
- Sierra 3500 HD SLT Verify fitment
- Sierra 3500 HD WT Verify fitment
-
Buick
-
2012
-
Buick
- LaCrosse Base Verify fitment
- LaCrosse Convenience Verify fitment
- LaCrosse Leather Verify fitment
- LaCrosse Premium Verify fitment
- LaCrosse Touring Verify fitment
- Regal Base Verify fitment
- Regal GS Verify fitment
- Regal Premium Verify fitment
- Verano Base Verify fitment
- Verano Convenience Verify fitment
- Verano Leather Verify fitment
-
Chevrolet
- Corvette Base Verify fitment
- Corvette Grand Sport Verify fitment
- Corvette Z06 Verify fitment
- Corvette ZR1 Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Malibu LS Verify fitment
- Malibu LT Verify fitment
- Malibu LTZ Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD LTZ Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 HD LT Verify fitment
- Silverado 3500 HD LTZ Verify fitment
- Silverado 3500 HD WT Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
- Sierra 2500 HD Denali Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 HD Denali Verify fitment
- Sierra 3500 HD SLE Verify fitment
- Sierra 3500 HD SLT Verify fitment
- Sierra 3500 HD WT Verify fitment
-
Buick
-
2011
-
Buick
- LaCrosse CX Verify fitment
- LaCrosse CXL Verify fitment
- LaCrosse CXS Verify fitment
- Regal CXL Verify fitment
-
Chevrolet
- Corvette Base Verify fitment
- Corvette Grand Sport Verify fitment
- Corvette Z06 Verify fitment
- Corvette Z06 Carbon Verify fitment
- Corvette ZR1 Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Malibu LS Verify fitment
- Malibu LT Verify fitment
- Malibu LTZ Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD LTZ Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 HD LT Verify fitment
- Silverado 3500 HD LTZ Verify fitment
- Silverado 3500 HD WT Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
- Sierra 2500 HD Denali Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 HD Denali Verify fitment
- Sierra 3500 HD SLE Verify fitment
- Sierra 3500 HD SLT Verify fitment
- Sierra 3500 HD WT Verify fitment
-
Saab
- 9-5 Aero Verify fitment
- 9-5 Turbo4 Verify fitment
- 9-5 Turbo6 Verify fitment
-
Buick
-
2010
-
Buick
- LaCrosse CX Verify fitment
- LaCrosse CXL Verify fitment
- LaCrosse CXS Verify fitment
-
Cadillac
- STS Base Verify fitment
-
Chevrolet
- Corvette Base Verify fitment
- Corvette Grand Sport Verify fitment
- Corvette Z06 Verify fitment
- Corvette ZR1 Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Malibu Hybrid Verify fitment
- Malibu LS Verify fitment
- Malibu LT Verify fitment
- Malibu LTZ Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
-
Pontiac
- G6 Base Verify fitment
- G6 GT Verify fitment
-
Buick
-
2009
-
Cadillac
- SRX Base Verify fitment
- STS Base Verify fitment
- STS Platinum Verify fitment
- STS V Verify fitment
-
Chevrolet
- Corvette Base Verify fitment
- Corvette Z06 Verify fitment
- Corvette ZR1 Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
- Malibu Hybrid Verify fitment
- Malibu LS Verify fitment
- Malibu LT Verify fitment
- Malibu LTZ Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
-
Pontiac
- G6 Base Verify fitment
- G6 GT Verify fitment
- G6 GXP Verify fitment
-
Saturn
- Aura Hybrid Verify fitment
- Aura XE Verify fitment
- Aura XR Verify fitment
-
Cadillac
-
2008
-
Cadillac
- SRX Base Verify fitment
- STS Base Verify fitment
- STS Platinum Verify fitment
- STS V Verify fitment
-
Chevrolet
- Corvette 427 Limited Edition Z06 Verify fitment
- Corvette Base Verify fitment
- Corvette Z06 Verify fitment
- Express 3500 Base Verify fitment
- Express 3500 LS Verify fitment
- Express 3500 LT Verify fitment
-
GMC
- Savana 3500 Base Verify fitment
- Savana 3500 LS Verify fitment
- Savana 3500 LT Verify fitment
-
Cadillac
-
2007
-
Cadillac
- SRX Base Verify fitment
- STS Base Verify fitment
- STS V Verify fitment
-
Chevrolet
- Corvette Base Verify fitment
- Corvette Z06 Verify fitment
- HHR LS Verify fitment
- HHR LS Panel Verify fitment
- HHR LT Verify fitment
- HHR LT Panel Verify fitment
- Silverado 2500 HD Classic LS Verify fitment
- Silverado 2500 HD Classic LT Verify fitment
- Silverado 2500 HD Classic WT Verify fitment
- Silverado 3500 Classic LS Verify fitment
- Silverado 3500 Classic LT Verify fitment
- Silverado 3500 Classic WT Verify fitment
-
GMC
- Sierra 2500 HD Classic SL Verify fitment
- Sierra 2500 HD Classic SLE Verify fitment
- Sierra 2500 HD Classic SLT Verify fitment
- Sierra 2500 HD Classic WT Verify fitment
- Sierra 3500 Classic SL Verify fitment
- Sierra 3500 Classic SLE Verify fitment
- Sierra 3500 Classic SLT Verify fitment
- Sierra 3500 Classic WT Verify fitment
-
Cadillac
-
2006
-
Chevrolet
- Avalanche 2500 LS Verify fitment
- Avalanche 2500 LT Verify fitment
- Corvette Base Verify fitment
- Corvette Z06 Verify fitment
- HHR LS Verify fitment
- HHR LT Verify fitment
- Silverado 2500 HD LS Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 LS Verify fitment
- Silverado 3500 LT Verify fitment
- Silverado 3500 WT Verify fitment
- Suburban 2500 LS Verify fitment
- Suburban 2500 LT Verify fitment
-
GMC
- Sierra 2500 HD SL Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 SL Verify fitment
- Sierra 3500 SLE Verify fitment
- Sierra 3500 SLT Verify fitment
- Sierra 3500 WT Verify fitment
- Yukon XL 2500 SLE Verify fitment
- Yukon XL 2500 SLT Verify fitment
-
Chevrolet
-
2005
-
Chevrolet
- Avalanche 2500 LS Verify fitment
- Avalanche 2500 LT Verify fitment
- Corvette Base Verify fitment
- Silverado 2500 HD Base Verify fitment
- Silverado 2500 HD LS Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 Base Verify fitment
- Silverado 3500 LS Verify fitment
- Silverado 3500 LT Verify fitment
- Suburban 2500 LS Verify fitment
- Suburban 2500 LT Verify fitment
-
GMC
- Sierra 2500 HD Base Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 Base Verify fitment
- Sierra 3500 SLE Verify fitment
- Sierra 3500 SLT Verify fitment
- Sierra 3500 WT Verify fitment
- Yukon XL 2500 SLE Verify fitment
- Yukon XL 2500 SLT Verify fitment
-
Chevrolet
-
2004
-
Chevrolet
- Avalanche 2500 Base Verify fitment
- Silverado 2500 HD Base Verify fitment
- Silverado 2500 HD LS Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 Base Verify fitment
- Silverado 3500 LS Verify fitment
- Silverado 3500 LT Verify fitment
- Silverado 3500 WT Verify fitment
- Suburban 2500 LS Verify fitment
- Suburban 2500 LT Verify fitment
-
GMC
- Sierra 2500 HD Base Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 Base Verify fitment
- Sierra 3500 SLE Verify fitment
- Sierra 3500 SLT Verify fitment
- Sierra 3500 WT Verify fitment
- Yukon XL 2500 SLE Verify fitment
- Yukon XL 2500 SLT Verify fitment
-
Chevrolet
-
2003
-
Chevrolet
- Avalanche 2500 Base Verify fitment
- Silverado 2500 HD Base Verify fitment
- Silverado 2500 HD LS Verify fitment
- Silverado 2500 HD LT Verify fitment
- Silverado 2500 HD WT Verify fitment
- Silverado 3500 Base Verify fitment
- Silverado 3500 LS Verify fitment
- Silverado 3500 LT Verify fitment
- Suburban 2500 LS Verify fitment
- Suburban 2500 LT Verify fitment
-
GMC
- Sierra 2500 HD Base Verify fitment
- Sierra 2500 HD SLE Verify fitment
- Sierra 2500 HD SLT Verify fitment
- Sierra 2500 HD WT Verify fitment
- Sierra 3500 Base Verify fitment
- Sierra 3500 SLE Verify fitment
- Sierra 3500 SLT Verify fitment
- Yukon XL 2500 SLE Verify fitment
- Yukon XL 2500 SLT Verify fitment
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Chevrolet
Powersports
Sorry, no powersports applications are associated with this part.
Non-Automotive
Sorry, no non-automotive applications are associated with this part.
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2017