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  2. Auto Parts
  3. Emission Control
  4. Sensors
  5. Oxygen Sensor
  6. NGK 21546

NGK 21546 Oxygen Sensor

NGK

 
Brand:NGK
Part Number: 21546
UPC: 00087295215463
Weight: 0.11 lbs
Condition:New



On Sale:

$48.69

Availability:
61 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

Get the NGK 21546 Oxygen Sensor for your vehicle. Buy now and secure your purchase online!

Select a vehicle to narrow NGK 21546 Oxygen Sensor fitment info!

Last Updated: 08/11/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2008

 

2008

 
Buick Enclave

3.6L V6 Gas DOHC
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Buick Enclave



3.6L V6 Gas DOHC

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Buick Enclave

3.6L V6 Gas DOHC
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Enclave



3.6L V6 Gas DOHC

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2009

 

2008

 

2007

 

2006

 

2005

 
Buick LaCrosse

3.8L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
Calif. Emissions
OE Equivalent Design
 

Buick LaCrosse



3.8L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
Calif. Emissions
OE Equivalent Design

1 Per Vehicle

2011

 

2010

 

2009

 

2011

 

2010

 

2009

 
Buick Lucerne

3.9L V6 Flex OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Lucerne



3.9L V6 Flex OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
Buick Lucerne

3.9L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Lucerne



3.9L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Buick Lucerne

3.8L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
Calif. Emissions
OE Equivalent Design
 

Buick Lucerne



3.8L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
Calif. Emissions
OE Equivalent Design

1 Per Vehicle

2005

 

2005

 
Buick Rainier

5.3L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Rainier



5.3L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2005

 

2005

 
Buick Rainier

5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Buick Rainier



5.3L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Buick Rendezvous

3.5L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Rendezvous



3.5L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2007

 

2007

 
Buick Terraza

3.9L V6 Flex OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Terraza



3.9L V6 Flex OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Buick Terraza

3.9L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Terraza



3.9L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2006

 

2005

 

2006

 

2005

 
Buick Terraza

3.5L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Buick Terraza



3.5L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac CTS

6.2L V8 Gas OHV Supercharged
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac CTS



6.2L V8 Gas OHV Supercharged

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac CTS

6.2L V8 Gas OHV Supercharged
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac CTS



6.2L V8 Gas OHV Supercharged

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Cadillac DeVille

4.6L V8 Gas DOHC
1
 
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac DeVille



4.6L V8 Gas DOHC

Upstream Front Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Cadillac DeVille

4.6L V8 Gas DOHC
1
 
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac DeVille



4.6L V8 Gas DOHC

Upstream Rear Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac Escalade

6.2L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade



6.2L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac Escalade

6.2L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade



6.2L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2013

 

2012

 

2011

 

2010

 
Cadillac Escalade

6.0L V8 FULL HYBRID EV-Flex FHEV OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade



6.0L V8 FULL HYBRID EV-Flex FHEV OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2013

 

2012

 

2011

 

2010

 
Cadillac Escalade

6.0L V8 FULL HYBRID EV-Flex FHEV OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade



6.0L V8 FULL HYBRID EV-Flex FHEV OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2009

 

2009

 
Cadillac Escalade

6.0L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade



6.0L V8 FULL HYBRID EV-Gas FHEV OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2009

 

2009

 
Cadillac Escalade

6.0L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade



6.0L V8 FULL HYBRID EV-Gas FHEV OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Cadillac Escalade

6.2L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade



6.2L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Cadillac Escalade

6.2L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade



6.2L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Cadillac Escalade

5.3L V8 Gas OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design
 

Cadillac Escalade



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Cadillac Escalade

5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Cadillac Escalade



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Cadillac Escalade

5.3L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade



5.3L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Cadillac Escalade

5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade



5.3L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac Escalade ESV

6.2L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade ESV



6.2L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac Escalade ESV

6.2L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade ESV



6.2L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Cadillac Escalade ESV

6.2L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade ESV



6.2L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Cadillac Escalade ESV

6.2L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade ESV



6.2L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac Escalade EXT

6.2L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade EXT



6.2L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2013

 

2012

 

2011

 

2010

 

2009

 
Cadillac Escalade EXT

6.2L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade EXT



6.2L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Cadillac Escalade EXT

6.2L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Escalade EXT



6.2L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2008

 
Cadillac Escalade EXT

6.2L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Escalade EXT



6.2L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2004

 

2004

 
Cadillac Seville

4.6L V8 Gas DOHC
1
 
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Cadillac Seville



4.6L V8 Gas DOHC

Upstream Front Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2004

 

2004

 
Cadillac Seville

4.6L V8 Gas DOHC
1
 
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Cadillac Seville



4.6L V8 Gas DOHC

Upstream Rear Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Avalanche

5.3L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Avalanche



5.3L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Avalanche

5.3L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Avalanche



5.3L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Chevrolet Avalanche

5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Avalanche



5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Chevrolet Avalanche

5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Avalanche



5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2005

 

2005

 
Chevrolet Avalanche 1500

5.3L V8 Flex OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Flex OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design

1 Per Vehicle

2005

 

2005

 
Chevrolet Avalanche 1500

5.3L V8 Flex OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Flex OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design

1 Per Vehicle

2005

 

2005

 
Chevrolet Avalanche 1500

5.3L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2005

 

2005

 
Chevrolet Avalanche 1500

5.3L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Avalanche 1500

5.3L V8 Gas OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Avalanche 1500

5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Avalanche 1500

5.3L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Avalanche 1500

5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Avalanche 1500



5.3L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2013

 

2012

 

2011

 
Chevrolet Caprice

6.0L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Caprice



6.0L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2013

 

2012

 

2011

 
Chevrolet Caprice

6.0L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Caprice



6.0L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 
Chevrolet Cobalt

2.2L L4 Gas DOHC
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Cobalt



2.2L L4 Gas DOHC

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
Chevrolet Cobalt

2.4L L4 Gas DOHC
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Cobalt



2.4L L4 Gas DOHC

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2004

 

2004

 
Chevrolet Corvette

5.7L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Corvette



5.7L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2004

 

2004

 
Chevrolet Corvette

5.7L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Corvette



5.7L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2009

 

2008

 

2007

 

2006

 

2005

 
Chevrolet Equinox

3.4L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Equinox



3.4L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2011

 

2010

 

2009

 

2011

 

2010

 

2009

 
Chevrolet HHR

2.2L L4 Flex DOHC,
2.4L L4 Flex DOHC
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet HHR



2.2L L4 Flex DOHC,
2.4L L4 Flex DOHC

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
Chevrolet HHR

2.2L L4 Gas DOHC
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet HHR



2.2L L4 Gas DOHC

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2011

 

2010

 

2009

 

2008

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Impala

3.9L V6 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Impala



3.9L V6 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2011

 

2010

 

2009

 

2008

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Impala

3.9L V6 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Impala



3.9L V6 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 
Chevrolet Impala

3.5L V6 Flex OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Impala



3.5L V6 Flex OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Impala

3.5L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Impala



3.5L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Impala

3.9L V6 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Impala



3.9L V6 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Impala

3.9L V6 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Impala



3.9L V6 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2008

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Malibu

3.6L V6 Gas DOHC
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Malibu



3.6L V6 Gas DOHC

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2008

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Malibu

3.6L V6 Gas DOHC
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Malibu



3.6L V6 Gas DOHC

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
Chevrolet Malibu

3.5L V6 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Malibu



3.5L V6 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
Chevrolet Malibu

3.5L V6 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Malibu



3.5L V6 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
Chevrolet Malibu

3.5L V6 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Malibu



3.5L V6 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
Chevrolet Malibu

3.5L V6 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Malibu



3.5L V6 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Chevrolet Malibu

2.2L L4 Gas DOHC
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Malibu



2.2L L4 Gas DOHC

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Malibu

3.9L V6 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Malibu



3.9L V6 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Malibu

3.9L V6 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Malibu



3.9L V6 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2007

 

2007

 
Chevrolet Monte Carlo

3.5L V6 Gas OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Monte Carlo



3.5L V6 Gas OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Monte Carlo

3.5L V6 Flex OHV
1
 
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Monte Carlo



3.5L V6 Flex OHV

Upstream Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet Monte Carlo

3.9L V6 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Monte Carlo



3.9L V6 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet Monte Carlo

3.9L V6 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Monte Carlo



3.9L V6 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Silverado 1500

4.8L V8 Flex OHV,
6.0L V8 FULL HYBRID EV-Flex FHEV OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



4.8L V8 Flex OHV,
6.0L V8 FULL HYBRID EV-Flex FHEV OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Silverado 1500

4.8L V8 Flex OHV,
6.0L V8 FULL HYBRID EV-Flex FHEV OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



4.8L V8 Flex OHV,
6.0L V8 FULL HYBRID EV-Flex FHEV OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2013

 

2012

 

2011

 

2010

 

2009

 
Chevrolet Silverado 1500

6.2L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



6.2L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2013

 

2012

 

2011

 

2010

 

2009

 
Chevrolet Silverado 1500

6.2L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



6.2L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Silverado 1500

5.3L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 
Chevrolet Silverado 1500

5.3L V8 Flex OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 Flex OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2009

 

2009

 
Chevrolet Silverado 1500

6.0L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



6.0L V8 FULL HYBRID EV-Gas FHEV OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2009

 

2009

 
Chevrolet Silverado 1500

6.0L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



6.0L V8 FULL HYBRID EV-Gas FHEV OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2009

 

2008

 

2009

 

2008

 
Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2007

 

2007

 
Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
GMT900 Platform
New Models
OE Equivalent Design
 

Chevrolet Silverado 1500



4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
GMT900 Platform
New Models
OE Equivalent Design

1 Per Vehicle

2007

 

2007

 
Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
GMT900 Platform
New Models
OE Equivalent Design
 

Chevrolet Silverado 1500



4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
GMT900 Platform
New Models
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 FULL HYBRID EV-Gas FHEV OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 FULL HYBRID EV-Gas FHEV OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 FULL HYBRID EV-Gas FHEV OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 FULL HYBRID EV-Gas FHEV OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Silverado 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Silverado 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Silverado 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Silverado 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Silverado 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design

1 Per Vehicle

2010

 

2010

 
Chevrolet Silverado 2500 HD

6.0L V8 Flex OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
Crew Cab Pickup
 

Chevrolet Silverado 2500 HD



6.0L V8 Flex OHV

Upstream Left (Driver) Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
Crew Cab Pickup

1 Per Vehicle
See More Fitments on Page 2 - or - Select Your Vehicle Above