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  2. Auto Parts
  3. Emission Control
  4. Sensors
  5. Oxygen Sensor
  6. NGK 21545

NGK 21545 Oxygen Sensor

NGK

 
Brand:NGK
Part Number: 21545
UPC: 00087295215456
Weight: 0.1 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the NGK 21545 Oxygen Sensor for your vehicle. Buy now and secure your purchase online!

Select a vehicle to narrow NGK 21545 Oxygen Sensor fitment info!

Last Updated: 08/11/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2006

 

2006

 
Buick Rainier

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

Buick Rainier



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Buick Rainier

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

Buick Rainier



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
Chevrolet Astro

4.3L V6 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

Chevrolet Astro



4.3L V6 Gas OHV

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

1 Per Vehicle

2007

 

2007

 
Chevrolet Express 1500

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

Chevrolet Express 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2007

 

2007

 
Chevrolet Express 1500

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

Chevrolet Express 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Express 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Express 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Express 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Express 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2003

 

2003

 
Chevrolet Express 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

Chevrolet Express 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2003

 

2003

 
Chevrolet Express 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

Chevrolet Express 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
Chevrolet Express 2500

4.8L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Express 2500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
Chevrolet Express 2500

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

Chevrolet Express 2500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Express 2500

4.3L V6 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Express 2500



4.3L V6 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Express 2500

4.3L V6 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

Chevrolet Express 2500



4.3L V6 Gas OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Express 2500

5.3L V8 Gas OHV,
6.0L V8 CNG OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Express 2500



5.3L V8 Gas OHV,
6.0L V8 CNG OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Express 2500

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

Chevrolet Express 2500



5.3L V8 Gas OHV,
6.0L V8 CNG OHV

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

1 Per Vehicle

2003

 

2003

 
Chevrolet Express 2500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

Chevrolet Express 2500



4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2003

 

2003

 
Chevrolet Express 2500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

Chevrolet Express 2500



4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
Chevrolet Express 3500

4.8L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Express 3500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
Chevrolet Express 3500

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

Chevrolet Express 3500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Express 3500

6.0L V8 CNG OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

Chevrolet Express 3500



6.0L V8 CNG OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
Chevrolet Express 3500

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

Chevrolet Express 3500



6.0L V8 CNG OHV

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

1 Per Vehicle

2003

 

2003

 
Chevrolet Express 3500

4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

Chevrolet Express 3500



4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2003

 

2003

 
Chevrolet Express 3500

4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

Chevrolet Express 3500



4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet SSR

6.0L V8 Gas OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design
 

Chevrolet SSR



6.0L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet SSR

6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design
 

Chevrolet SSR



6.0L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet Trailblazer

5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Downstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design
 

Chevrolet Trailblazer



5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet Trailblazer

5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design
 

Chevrolet Trailblazer



5.3L V8 Gas OHV,
6.0L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet Trailblazer EXT

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

Chevrolet Trailblazer EXT



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Chevrolet Trailblazer EXT

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

Chevrolet Trailblazer EXT



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
GMC Envoy

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

GMC Envoy



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
GMC Envoy

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

GMC Envoy



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
GMC Envoy XL

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

GMC Envoy XL



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
GMC Envoy XL

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

GMC Envoy XL



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2005

 

2004

 

2003

 

2005

 

2004

 

2003

 
GMC Safari

4.3L V6 Gas OHV
1
 
Upstream Left (Driver)
 
Direct Fit Oxygen Sensor
B1S1
OE Equivalent Design
 

GMC Safari



4.3L V6 Gas OHV

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

1 Per Vehicle

2007

 

2007

 
GMC Savana 1500

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

GMC Savana 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2007

 

2007

 
GMC Savana 1500

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

GMC Savana 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Savana 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

GMC Savana 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Savana 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

GMC Savana 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2003

 

2003

 
GMC Savana 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

GMC Savana 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2003

 

2003

 
GMC Savana 1500

4.3L V6 Gas OHV,
5.3L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

GMC Savana 1500



4.3L V6 Gas OHV,
5.3L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
GMC Savana 2500

4.8L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

GMC Savana 2500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
GMC Savana 2500

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

GMC Savana 2500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Savana 2500

4.3L V6 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

GMC Savana 2500



4.3L V6 Gas OHV

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

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Savana 2500

4.3L V6 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
OE Equivalent Design
 

GMC Savana 2500



4.3L V6 Gas OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
GMC Savana 2500

5.3L V8 Gas OHV,
6.0L V8 CNG OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

GMC Savana 2500



5.3L V8 Gas OHV,
6.0L V8 CNG OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
GMC Savana 2500

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

GMC Savana 2500



5.3L V8 Gas OHV,
6.0L V8 CNG OHV

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

1 Per Vehicle

2003

 

2003

 
GMC Savana 2500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

GMC Savana 2500



4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2003

 

2003

 
GMC Savana 2500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

GMC Savana 2500



4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
GMC Savana 3500

4.8L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

GMC Savana 3500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
GMC Savana 3500

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

GMC Savana 3500



4.8L V8 Gas OHV,
6.0L V8 Gas OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
GMC Savana 3500

6.0L V8 CNG OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
OE Equivalent Design
 

GMC Savana 3500



6.0L V8 CNG OHV

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

1 Per Vehicle

2005

 

2004

 

2005

 

2004

 
GMC Savana 3500

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

GMC Savana 3500



6.0L V8 CNG OHV

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

1 Per Vehicle

2003

 

2003

 
GMC Savana 3500

4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Downstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

GMC Savana 3500



4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2003

 

2003

 
GMC Savana 3500

4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV
1
 
Upstream Right (Passenger)
 
Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design
 

GMC Savana 3500



4.8L V8 Gas OHV,
6.0L V8 CNG OHV,
6.0L V8 Gas OHV

Upstream Right (Passenger) Direct Fit Oxygen Sensor
B2S1
2nd Design
Sensor Marked 12581346
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Isuzu Ascender

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

Isuzu Ascender



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Isuzu Ascender

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

Isuzu Ascender



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Saab 9-7x

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

Saab 9-7x



5.3L V8 Gas OHV

Downstream Left (Driver) Direct Fit Oxygen Sensor
B1S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle

2006

 

2006

 
Saab 9-7x

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

Saab 9-7x



5.3L V8 Gas OHV

Downstream Right (Passenger) Direct Fit Oxygen Sensor
B2S2
1st Design
Square Connector
OE Equivalent Design

1 Per Vehicle