NGK 21558 Oxygen Sensor-Direct Fit

NGK
NGK 21558 Oxygen Sensor-Direct Fit

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Part Number: 21558
Manufacturer: NGK
On Sale: $43.50

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OXYGEN SENSOR

Select Vehicle Above to Narrow Fitment Info!

Year Make Model Trim Engine Vehicle Position Fit Notes

Buick

 

Lucerne

 

CXL

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
CXL

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Buick

 

Lucerne

 

CXL

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
CXL

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sedan 4-Door
 

Buick

 

Lucerne

 

CXS

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
CXS

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Buick

 

Lucerne

 

CXS

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
CXS

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sedan 4-Door
 

Buick

 

Lucerne

 

CXS

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
CXS

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Buick

 

Lucerne

 

SUPER

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
SUPER

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Buick

 

Lucerne

 

SUPER

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
SUPER

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sedan 4-Door
 

Buick

 

Lucerne

 

SUPER

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
SUPER

4.6L V8 Gas DOHC
Upstream Rear
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sedan 4-Door
 

Buick

 

Lucerne

 

SUPER

 
4.6L V8 Gas DOHC
 
Buick
Lucerne
SUPER

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sedan 4-Door
 

Buick

 

Rainier

 

CXL

 
5.3L V8 Gas OHV
 
Buick
Rainier
CXL

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

Buick

 

Rainier

 

CXL

 
5.3L V8 Gas OHV
 
Buick
Rainier
CXL

5.3L V8 Gas OHV
Upstream Right
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sport Utility 4-Door
 

Buick

 

Rainier

 

CXL

 
5.3L V8 Gas OHV
 
Buick
Rainier
CXL

5.3L V8 Gas OHV
Upstream Left
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Hearse 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Rear
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Limousine 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sedan 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Hearse 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Limousine 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Hearse 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Limousine 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Hearse 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Limousine 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Hearse 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Limousine 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sedan 4-Door
 

Cadillac

 

DTS

 

BASE

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
BASE

4.6L V8 Gas DOHC
Upstream Rear
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Hearse 4-Door
 

Cadillac

 

DTS

 

L

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
L

4.6L V8 Gas DOHC
Upstream Rear
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sedan 4-Door
 

Cadillac

 

DTS

 

L

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
L

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sedan 4-Door
 

Cadillac

 

DTS

 

L

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
L

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sedan 4-Door
 

Cadillac

 

DTS

 

L

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
L

4.6L V8 Gas DOHC
Upstream Front
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sedan 4-Door
 

Cadillac

 

DTS

 

PLATINUM

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
PLATINUM

4.6L V8 Gas DOHC
Upstream Rear
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sedan 4-Door
 

Cadillac

 

DTS

 

PLATINUM

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
PLATINUM

4.6L V8 Gas DOHC
Upstream Front
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sedan 4-Door
 

Cadillac

 

DTS

 

PLATINUM

 
4.6L V8 Gas DOHC
 
Cadillac
DTS
PLATINUM

4.6L V8 Gas DOHC
Upstream Rear
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sedan 4-Door
 

Chevrolet

 

Captiva Sport

 

BASE

 
2.4L l4 Gas DOHC
 
Chevrolet
Captiva Sport
BASE

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LS

 
2.4L l4 Flex DOHC
 
Chevrolet
Captiva Sport
LS

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Captiva Sport
LS

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LS

 
2.4L l4 Flex DOHC
 
Chevrolet
Captiva Sport
LS

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LS

 
2.4L l4 Flex DOHC
 
Chevrolet
Captiva Sport
LS

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Captiva Sport
LS

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LT

 
2.4L l4 Flex DOHC
 
Chevrolet
Captiva Sport
LT

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Captiva Sport

 

LTZ

 
2.4L l4 Flex DOHC
 
Chevrolet
Captiva Sport
LTZ

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

L

 
2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
L

2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LS

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LS

 
2.4L l4 Flex DOHC
 
Chevrolet
Equinox
LS

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LS

 
2.4L l4 Flex DOHC
 
Chevrolet
Equinox
LS

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LS

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LS

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LT

 
2.4L l4 Flex DOHC
 
Chevrolet
Equinox
LT

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LT

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LT

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LT

 
2.4L l4 Flex DOHC
 
Chevrolet
Equinox
LT

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LT

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LTZ

 
2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LTZ

2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LTZ

 
2.4L l4 Gas DOHC
 
Chevrolet
Equinox
LTZ

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Equinox

 

LTZ

 
2.4L l4 Flex DOHC
 
Chevrolet
Equinox
LTZ

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

HHR

 

COMFORT LT

 
2.4L l4 Gas DOHC
 
Chevrolet
HHR
COMFORT LT

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Wagon 4-Door
 

Chevrolet

 

HHR

 

ELEGANCE LT

 
2.4L l4 Gas DOHC
 
Chevrolet
HHR
ELEGANCE LT

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Wagon 4-Door
 

Chevrolet

 

HHR

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
HHR
LT

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Wagon 4-Door
 

Chevrolet

 

HHR

 

LT PANEL

 
2.4L l4 Gas DOHC
 
Chevrolet
HHR
LT PANEL

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Wagon 2-Door
 

Chevrolet

 

Malibu

 

BASE

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
BASE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
GAS, Automatic Trans, 4 Speed Trans
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

HYBRID

 
2.4L l4 Electric/Gas DOHC
 
Chevrolet
Malibu
HYBRID

2.4L l4 Electric/Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
ELECTRIC/GAS
OE Equivalent
Sedan 4-Door
 

Chevrolet

 

Malibu

 

HYBRID

 
2.4L l4 Electric/Gas DOHC
 
Chevrolet
Malibu
HYBRID

2.4L l4 Electric/Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LS

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
GAS, Automatic Trans, 4 Speed Trans
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LS

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LS

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LT

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
GAS, Automatic Trans, 4 Speed Trans
OE Equivalent
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LT

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
GAS, Automatic Trans, 4 Speed Trans
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LT

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LT

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LTZ

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LTZ

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
GAS, Automatic Trans, 4 Speed Trans
OE Replacement
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LTZ

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LTZ

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
GAS, Automatic Trans, 4 Speed Trans
OE Equivalent
Sedan 4-Door
 

Chevrolet

 

Malibu

 

LTZ

 
2.4L l4 Gas DOHC
 
Chevrolet
Malibu
LTZ

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Chevrolet

 

SSR

 

BASE

 
6.0L V8 Gas OHV
 
Chevrolet
SSR
BASE

6.0L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Convertible 2-Door
 

Chevrolet

 

Trailblazer

 

BASE

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
BASE

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

LS

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
LS

5.3L V8 Gas OHV
Upstream Left
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

LS

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
LS

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

LS

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
LS

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

LT

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
LT

5.3L V8 Gas OHV
Upstream Right
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

LT

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
LT

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

LT

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer
LT

5.3L V8 Gas OHV
Upstream Left
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

SS

 
6.0L V8 Gas OHV
 
Chevrolet
Trailblazer
SS

6.0L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

SS

 
6.0L V8 Gas OHV
 
Chevrolet
Trailblazer
SS

6.0L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer

 

SS

 
6.0L V8 Gas OHV
 
Chevrolet
Trailblazer
SS

6.0L V8 Gas OHV
Upstream Left
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer EXT

 

LS

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer EXT
LS

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer EXT

 

LT

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer EXT
LT

5.3L V8 Gas OHV
Upstream Left
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Chevrolet

 

Trailblazer EXT

 

LT

 
5.3L V8 Gas OHV
 
Chevrolet
Trailblazer EXT
LT

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Envoy

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy
DENALI

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Envoy

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy
DENALI

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Envoy

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy
DENALI

5.3L V8 Gas OHV
Upstream Right
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Envoy

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy
DENALI

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Envoy

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy
DENALI

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Envoy

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy
DENALI

5.3L V8 Gas OHV
Upstream Right
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Envoy XL

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy XL
DENALI

5.3L V8 Gas OHV
Upstream Right
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Envoy XL

 

DENALI

 
5.3L V8 Gas OHV
 
GMC
Envoy XL
DENALI

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
B2S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

DENALI

 
2.4L l4 Flex DOHC
 
GMC
Terrain
DENALI

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

DENALI

 
2.4L l4 Gas DOHC
 
GMC
Terrain
DENALI

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

DENALI

 
2.4L l4 Gas DOHC
 
GMC
Terrain
DENALI

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

DENALI

 
2.4L l4 Flex DOHC
 
GMC
Terrain
DENALI

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

SL

 
2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
 
GMC
Terrain
SL

2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLE

 
2.4L l4 Gas DOHC
 
GMC
Terrain
SLE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLE

 
2.4L l4 Flex DOHC
 
GMC
Terrain
SLE

2.4L l4 Flex DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLE

 
2.4L l4 Flex DOHC
 
GMC
Terrain
SLE

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLE

 
2.4L l4 Gas DOHC
 
GMC
Terrain
SLE

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLE

 
2.4L l4 Gas DOHC
 
GMC
Terrain
SLE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLT

 
2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
 
GMC
Terrain
SLT

2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLT

 
2.4L l4 Flex DOHC
 
GMC
Terrain
SLT

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLT

 
2.4L l4 Gas DOHC
 
GMC
Terrain
SLT

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLT

 
2.4L l4 Flex DOHC
 
GMC
Terrain
SLT

2.4L l4 Flex DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door
 

GMC

 

Terrain

 

SLT

 
2.4L l4 Gas DOHC
 
GMC
Terrain
SLT

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Isuzu

 

Ascender

 

LS

 
5.3L V8 Gas OHV
 
Isuzu
Ascender
LS

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
OE Equivalent
Sport Utility 4-Door
 

Isuzu

 

Ascender

 

LS

 
5.3L V8 Gas OHV
 
Isuzu
Ascender
LS

5.3L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
OE Equivalent
Sport Utility 4-Door
 

Pontiac

 

G6

 

BASE

 
2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
 
Pontiac
G6
BASE

2.4L l4 Flex DOHC,
2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
Automatic Trans, 4 Speed Trans
B1S1
OE Equivalent
Sedan 4-Door
 

Pontiac

 

G6

 

BASE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
BASE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
Automatic Trans, 4 Speed Trans
B1S1
OE Replacement
Sedan 4-Door
 

Pontiac

 

G6

 

BASE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
BASE

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
Automatic Trans, 4 Speed Trans
B1S1
OE Equivalent
Coupe 2-Door
 

Pontiac

 

G6

 

BASE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
BASE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Pontiac

 

G6

 

SE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
SE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
Automatic Trans, 4 Speed Trans
B1S1
OE Replacement
Sedan 4-Door
 

Pontiac

 

G6

 

SE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
SE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Pontiac

 

G6

 

SE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
SE

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Convertible 2-Door
 

Pontiac

 

G6

 

SE

 
2.4L l4 Gas DOHC
 
Pontiac
G6
SE

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Coupe 2-Door
 

Pontiac

 

Solstice

 

BASE

 
2.4L l4 Gas DOHC
 
Pontiac
Solstice
BASE

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Coupe 2-Door
 

Pontiac

 

Solstice

 

BASE

 
2.4L l4 Gas DOHC
 
Pontiac
Solstice
BASE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Convertible 2-Door
 

Saab

 

9-7x

 

5.3I

 
5.3L V8 Gas OHV
 
Saab
9-7x
5.3I

5.3L V8 Gas OHV
Upstream Left
 
OE Type Oxygen Sensor
OE Equivalent
Sport Utility 4-Door
 

Saab

 

9-7x

 

5.3I

 
5.3L V8 Gas OHV
 
Saab
9-7x
5.3I

5.3L V8 Gas OHV
Upstream Right
 
Direct Fit Oxygen Sensor
B2S1
OE Replacement
Sport Utility 4-Door
 

Saab

 

9-7x

 

AERO

 
6.0L V8 Gas OHV
 
Saab
9-7x
AERO

6.0L V8 Gas OHV
Upstream Right
 
OE Type Oxygen Sensor
OE Equivalent
Sport Utility 4-Door
 

Saturn

 

Aura

 

GREEN LINE

 
2.4L l4 Electric/Gas DOHC
 
Saturn
Aura
GREEN LINE

2.4L l4 Electric/Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Saturn

 

Aura

 

GREEN LINE

 
2.4L l4 Electric/Gas DOHC
 
Saturn
Aura
GREEN LINE

2.4L l4 Electric/Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sedan 4-Door
 

Saturn

 

Aura

 

HYBRID

 
2.4L l4 Electric/Gas DOHC
 
Saturn
Aura
HYBRID

2.4L l4 Electric/Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
ELECTRIC/GAS
OE Equivalent
Sedan 4-Door
 

Saturn

 

Aura

 

XE

 
2.4L l4 Gas DOHC
 
Saturn
Aura
XE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sedan 4-Door
 

Saturn

 

Sky

 

BASE

 
2.4L l4 Gas DOHC
 
Saturn
Sky
BASE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Convertible 2-Door
 

Saturn

 

Vue

 

GREEN LINE

 
2.4L l4 Electric/Gas DOHC
 
Saturn
Vue
GREEN LINE

2.4L l4 Electric/Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Saturn

 

Vue

 

HYBRID

 
2.4L l4 Electric/Gas DOHC
 
Saturn
Vue
HYBRID

2.4L l4 Electric/Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Saturn

 

Vue

 

XE

 
2.4L l4 Gas DOHC
 
Saturn
Vue
XE

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Saturn

 

Vue

 

XR

 
2.4L l4 Gas DOHC
 
Saturn
Vue
XR

2.4L l4 Gas DOHC
Upstream
 
Direct Fit Oxygen Sensor
B1S1
OE Replacement
Sport Utility 4-Door
 

Saturn

 

Vue

 

XR

 
2.4L l4 Gas DOHC
 
Saturn
Vue
XR

2.4L l4 Gas DOHC
Upstream
 
OE Type Oxygen Sensor
B1S1
OE Equivalent
Sport Utility 4-Door