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2006 Buick Rainier Oxygen Sensor

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Walker Products Oxygen Sensor - Rear
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(Read reviews)
Product List Price:
$112.55
Our List Price: $52.48
(9) In Stock
Part Number: W0133-1894007
Notes: OE Connector
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Walker Products Oxygen Sensor - Rear
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(2 Reviews)
5 Stars
Walker Products W0133-1894299
Oxygen Sensor
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Product List Price:
$120.97
Our List Price: $44.48
(5) In Stock
Part Number: W0133-1894299
Notes: OE Connector - w/ 1st Design Sensor (Stamped 12590750 or 12600893, Square Connector)
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Walker Products Oxygen Sensor - Rear
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(Read reviews)
Product List Price:
$141.93
Our List Price: $72.48
(>25) In Stock
Part Number: W0133-1893659
Notes: OE Connector - w/ 2nd Design Sensor (Stamped 12600893 or 12590750)
Features:
  • Improved Engine Response & Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Denso Oxygen Sensor - Front
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(1 Reviews)
5 Stars
Denso W0133-1937998
Oxygen Sensor
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Product List Price:
$97.89
Our List Price: $59.48
(11) In Stock
Part Number: W0133-1937998
Notes: OE Connector
Features:
  • SUPERIOR DESIGN - Maximizes engine performance and fuel efficiency while reducing harmful emissions.
  • DOUBLE-PROTECTION COVER - Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
  • ALUMINUM-OXIDE TRAP LAYER - Keeps silicone and lead outside the ceramic element through DENSO's exclusive design, preventing damage to the platinum electrode.
  • STAINLESS STEEL HOUSING - Resists corrosion and contamination with
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Denso Oxygen Sensor - Front
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(1 Reviews)
5 Stars
Denso W0133-1938296
Oxygen Sensor
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Product List Price:
$96.93
Our List Price: $53.48
(>25) In Stock
Part Number: W0133-1938296
Notes: OE Connector
Features:
  • SUPERIOR DESIGN - Maximizes engine performance and fuel efficiency while reducing harmful emissions.
  • DOUBLE-PROTECTION COVER - Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
  • ALUMINUM-OXIDE TRAP LAYER - Keeps silicone and lead outside the ceramic element through DENSO's exclusive design, preventing damage to the platinum electrode.
  • STAINLESS STEEL HOUSING - Resists corrosion and contamination with
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Denso Oxygen Sensor - Rear
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(Read reviews)
Product List Price:
$120.97
Our List Price: $50.48
(8) In Stock
Part Number: W0133-1907448
Notes: OE Connector - w/ 1st Design Sensor (Stamped 12590750 or 12600893, Square Connector)
Features:
  • SUPERIOR DESIGN - Maximizes engine performance and fuel efficiency while reducing harmful emissions.
  • DOUBLE-PROTECTION COVER - Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
  • ALUMINUM-OXIDE TRAP LAYER - Keeps silicone and lead outside the ceramic element through DENSO's exclusive design, preventing damage to the platinum electrode.
  • STAINLESS STEEL HOUSING - Resists corrosion and contamination with
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Denso Oxygen Sensor - Downstream
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(3 Reviews)
4.7 Stars
Denso 234-4285
Oxygen Sensor
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Our List Price: $34.33
(>35) In Stock
Part Number: 18721-05169349
Notes: OE Style -- 1st Design; Square Downstream Connector; O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Denso Oxygen Sensor - Downstream
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(Read reviews)
Our List Price: $65.33
(>35) In Stock
Part Number: 18721-05324631
Notes: OE Style -- 2nd Design; Triangular Downstream Connector; O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Denso Oxygen Sensor - Upstream
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05169370
Notes: OE Style -- DENSO is the O.E. Manufacturer / Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Denso Oxygen Sensor - Upstream
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(2 Reviews)
5 Stars
Denso 234-4331
Oxygen Sensor
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Our List Price: $40.33
(>35) In Stock
Part Number: 18721-05169366
Notes: OE Style -- DENSO is the O.E. Manufacturer / Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Denso Oxygen Sensor - Downstream
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(Read reviews)
Our List Price: $41.33
(>35) In Stock
Part Number: 18721-05169376
Notes: OE Style -- O.E. Quality Replacement Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

AC Delco Oxygen Sensor - Rear
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(Read reviews)
Product List Price:
$120.97
Our List Price: $56.48
(>25) In Stock
Part Number: W0133-1951093
Notes: GM Original Equipment - w/ 1st Design Sensor (Stamped 12590750 or 12600893, Square Connector)
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
OEM
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

AC Delco Oxygen Sensor - Rear
Image is not vehicle specific
(Read reviews)
Product List Price:
$189.40
Our List Price: $110.48
(>25) In Stock
Part Number: W0133-2052396
Notes: Professional
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

AC Delco Oxygen Sensor - Rear
Image is not vehicle specific
(Read reviews)
Product List Price:
$189.40
Our List Price: $110.48
(>25) In Stock
Part Number: W0133-2052396
Notes: Professional - w/ 1st Design Sensor (Stamped 12590750 or 12600893, Square Connector)
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Rear
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(1 Reviews)
5 Stars
Bosch W0133-1621485
Oxygen Sensor
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Product List Price:
$120.97
Our List Price: $30.48
(>25) In Stock
Part Number: W0133-1621485
Notes: OE Connector - w/ 1st Design Sensor (Stamped 12590750 or 12600893, Square Connector)
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Front
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(Read reviews)
Product List Price:
$97.89
Our List Price: $42.48
(8) In Stock
Part Number: W0133-1843647
Notes: OE Connector
Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
  • Fine particle filter. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
Position: Front
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Bosch Oxygen Sensor - Rear
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(Read reviews)
Product List Price:
$112.55
Our List Price: $44.48
(1) In Stock
Part Number: W0133-1840223
Notes: OE Connector
Position: Rear
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
This Product Fits the Following: Catalog: A
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

AC Delco Oxygen Sensor - Center
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Our List Price: $58.33
(4) In Stock
Part Number: 18721-05404934
Notes: GM Original Equipment -- New
Position: Center
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl VIN: S 

AC Delco Oxygen Sensor - Center
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(Read reviews)
Our List Price: $50.33
(6) In Stock
Part Number: 18721-05404989
Notes: GM Original Equipment -- New
Position: Center
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 LH6 VIN: M 

AC Delco Oxygen Sensor - Upstream
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(Read reviews)
Our List Price: $51.33
(3) In Stock
Part Number: 18721-05404975
Notes: GM Original Equipment -- New; IN EXHAUST MANIFOLD/CROSSOVER
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl VIN: S 

AC Delco Oxygen Sensor - Downstream
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(1 Reviews)
5 Stars
AC Delco 213-3537
Oxygen Sensor
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Our List Price: $62.33
(23) In Stock
Part Number: 18721-05404973
Notes: GM Original Equipment -- New; POST CONVERTER; 1st Design; STAMPED WITH PART NUMBER 19209805) (FOR 2ND DESIGN SEE 19209816
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 LH6 VIN: M 

AC Delco Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Our List Price: $70.33
(9) In Stock
Part Number: 18721-05404986
Notes: GM Original Equipment -- New; POST CONVERTER; 2nd Design; STAMPED WITH PART NUMBER 19209816) (FOR 1st DESIGN SEE 19209805
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 LH6 VIN: M 

AC Delco Oxygen Sensor - Downstream Left
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(Read reviews)
Our List Price: $54.33
(8) In Stock
Part Number: 18721-05404916
Notes: Professional -- New; Downstream; LEFT; 1st Design - Downstream Square Connector
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Downstream Right
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(Read reviews)
Our List Price: $54.33
(8) In Stock
Part Number: 18721-05404916
Notes: Professional -- New; Downstream; RIGHT; 1st Design - Downstream Square Connector
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Upstream
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(Read reviews)
Our List Price: $88.33
(1) In Stock
Part Number: 18721-05498716
Notes: Professional -- New; Upstream
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl VIN: S FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Upstream Left
Click to Enlarge
(Read reviews)
Our List Price: $88.33
(4) In Stock
Part Number: 18721-05405058
Notes: Professional -- New; Upstream; LEFT; 1st Design - Downstream Square Connector
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Upstream Left
Click to Enlarge
(Read reviews)
Our List Price: $88.33
(4) In Stock
Part Number: 18721-05405058
Notes: Professional -- New; Upstream; LEFT; 2nd Design, Upstream Trapezoid Connector
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Upstream Right
Click to Enlarge
(Read reviews)
Our List Price: $88.33
(4) In Stock
Part Number: 18721-05405058
Notes: Professional -- New; Upstream; RIGHT; 1st Design - Downstream Square Connector
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Upstream Right
Click to Enlarge
(Read reviews)
Our List Price: $88.33
(4) In Stock
Part Number: 18721-05405058
Notes: Professional -- New; Upstream; RIGHT; 2nd Design, Upstream Trapezoid Connector
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Bosch Oxygen Sensor - Upstream
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(1 Reviews)
5 Stars
Bosch 15131
Oxygen Sensor
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Our List Price: $44.98
(3) In Stock
Part Number: 18721-09020073
Notes: Engineered Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Bosch Oxygen Sensor - Downstream
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(4 Reviews)
5 Stars
Bosch 15150
Oxygen Sensor
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Our List Price: $55.98
(19) In Stock
Part Number: 18721-09020080
Notes: Engineered Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Bosch Oxygen Sensor - Upstream
Click to Enlarge
(Read reviews)
Our List Price: $37.98
(4) In Stock
Part Number: 18721-09020072
Notes: Engineered Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Downstream
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(4 Reviews)
5 Stars
Bosch 15894
Oxygen Sensor
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Our List Price: $32.98
(11) In Stock
Part Number: 18721-09123450
Notes: Engineered Oxygen Sensor -- First Production
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Downstream
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(Read reviews)
Our List Price: $55.33
(2) In Stock
Part Number: 18721-05267086
Notes: OE Style Oxygen Sensor -- Bosch validated
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Bosch Oxygen Sensor - Downstream
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(Read reviews)
Our List Price: $37.98
(14) In Stock
Part Number: 18721-09150056
Notes: Universal Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Bosch Oxygen Sensor - Upstream
Click to Enlarge
(Read reviews)
Our List Price: $37.98
(14) In Stock
Part Number: 18721-09150056
Notes: Universal Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Our List Price: $40.98
(15) In Stock
Part Number: 18721-09020241
Notes: Universal Oxygen Sensor -- First Production
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Our List Price: $40.98
(15) In Stock
Part Number: 18721-09020241
Notes: Universal Oxygen Sensor -- Second Production
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Bosch Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Our List Price: $81.33
(3) In Stock
Part Number: 18721-05276230
Notes: Validated Oxygen Sensor -- Second Production
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Delphi Oxygen Sensor - Rear
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(Read reviews)
Our List Price: $37.33
(>35) In Stock
Part Number: 18721-05167994
Notes: Oxygen Sensor -- Wrench Size: 7/8 in; 1st Design; Delphi is an OEM supplier
Position: Rear
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Delphi Oxygen Sensor - Rear
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(1 Reviews)
5 Stars
Delphi ES20008
Oxygen Sensor
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Our List Price: $58.33
(>35) In Stock
Part Number: 18721-05167890
Notes: Oxygen Sensor -- Wrench Size: 7/8 in; 2nd Design; Delphi is an OEM supplier
Position: Rear
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Delphi Oxygen Sensor - Front
Click to Enlarge
(Read reviews)
Our List Price: $45.33
(23) In Stock
Part Number: 18721-05168120
Notes: Oxygen Sensor -- Wrench Size: 7/8 in; Delphi is an OEM supplier
Position: Front
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Delphi Oxygen Sensor - Rear
Click to Enlarge
(Read reviews)
Our List Price: $55.33
(>35) In Stock
Part Number: 18721-05168118
Notes: Oxygen Sensor -- Wrench Size: 7/8 in; Delphi is an OEM supplier
Position: Rear
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

NGK Oxygen Sensor - Upstream
Click to Enlarge
(Read reviews)
Our List Price: $60.98
(2) In Stock
Part Number: 18721-09120603
Notes: Direct Fit Oxygen Sensor -- B1S1; OE Replacement
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

NGK Oxygen Sensor - Upstream Left
Click to Enlarge
(Read reviews)
Our List Price: $62.33
(2) In Stock
Part Number: 18721-05634191
Notes: Direct Fit Oxygen Sensor -- B1S1; OE Replacement
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

NGK Oxygen Sensor - Downstream Left
Click to Enlarge
(Read reviews)
Our List Price: $56.98
(4) In Stock
Part Number: 18721-09082266
Notes: Direct Fit Oxygen Sensor -- B1S2; 1st Design; Square Connector; OE Replacement
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 5.3L V8 

NGK Oxygen Sensor - Downstream Left
Click to Enlarge
(Read reviews)
Our List Price: $66.33
(6) In Stock
Part Number: 18721-05533313
Notes: Direct Fit Oxygen Sensor -- B1S2; 2nd Design; Triangular Connector; OE Replacement
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

NGK Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Our List Price: $50.33
(14) In Stock
Part Number: 18721-05433268
Notes: Direct Fit Oxygen Sensor -- B1S2; OE MFR: NTK
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

NGK Oxygen Sensor - Upstream Right
Click to Enlarge
(Read reviews)
Our List Price: $62.33
(2) In Stock
Part Number: 18721-05634191
Notes: Direct Fit Oxygen Sensor -- B2S1; OE Replacement
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

NGK Oxygen Sensor - Downstream Right
Click to Enlarge
(Read reviews)
Our List Price: $56.98
(4) In Stock
Part Number: 18721-09082266
Notes: Direct Fit Oxygen Sensor -- B2S2; 1st Design; Square Connector; OE Replacement
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: H
Vehicle Engine
2006 Buick Rainier 5.3L V8 

NGK Oxygen Sensor - Downstream Right
Click to Enlarge
(Read reviews)
Our List Price: $66.33
(6) In Stock
Part Number: 18721-05533313
Notes: Direct Fit Oxygen Sensor -- B2S2; 2nd Design; Triangular Connector; OE Replacement
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Spectra Premium Oxygen Sensor - Upstream
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Our List Price: $37.33
(>35) In Stock
Part Number: 18721-05488012
Notes: Oxygen Sensor
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Spectra Premium Oxygen Sensor - Downstream
Click to Enlarge
(Read reviews)
Our List Price: $45.33
(8) In Stock
Part Number: 18721-05488025
Notes: Oxygen Sensor
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Spectra Premium Oxygen Sensor - Upstream Right
Click to Enlarge
(Read reviews)
Our List Price: $30.33
(9) In Stock
Part Number: 18721-05488022
Notes: Oxygen Sensor
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Spectra Premium Oxygen Sensor - Upstream Left
Click to Enlarge
(Read reviews)
Our List Price: $30.33
(9) In Stock
Part Number: 18721-05488022
Notes: Oxygen Sensor
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Spectra Premium Oxygen Sensor - Downstream Right
Click to Enlarge
(Read reviews)
Our List Price: $28.33
(9) In Stock
Part Number: 18721-05487989
Notes: Oxygen Sensor -- 1st Design; With Square Connector
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Spectra Premium Oxygen Sensor - Downstream Left
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Our List Price: $28.33
(9) In Stock
Part Number: 18721-05487989
Notes: Oxygen Sensor -- 1st Design; With Square Connector
Position: Downstream Left
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 

Standard Motor Products Oxygen Sensor - Upstream
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Our List Price: $53.33
(7) In Stock
Part Number: 18721-05185934
Notes: Oxygen Sensor
Position: Upstream
Condition: New

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Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl 

Walker Oxygen Sensor - Downstream
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(Read reviews)
Our List Price: $40.33
(>35) In Stock
Part Number: 18721-05239311
Notes: OE -- Downstream
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl VIN: S FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Left
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05239152
Notes: OE -- Downstream; Left; 1st Design - Downstream Square Connector
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Left
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(Read reviews)
Our List Price: $57.33
(14) In Stock
Part Number: 18721-05368895
Notes: OE -- Downstream; Left; 2nd Design, Upstream Trapezoid Connector
Position: Downstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Right
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05239152
Notes: OE -- Downstream; Right; 1st Design - Downstream Square Connector
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Downstream Right
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(Read reviews)
Our List Price: $57.33
(14) In Stock
Part Number: 18721-05368895
Notes: OE -- Downstream; Right; 2nd Design, Upstream Trapezoid Connector
Position: Downstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream
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(Read reviews)
Our List Price: $40.33
(>35) In Stock
Part Number: 18721-05239308
Notes: OE -- Upstream
Position: Upstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl VIN: S FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Left
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05239312
Notes: OE -- Upstream; Left; 1st Design - Downstream Square Connector
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Left
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05239312
Notes: OE -- Upstream; Left; 2nd Design, Upstream Trapezoid Connector
Position: Upstream Left
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Right
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05239312
Notes: OE -- Upstream; Right; 1st Design - Downstream Square Connector
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

Walker Oxygen Sensor - Upstream Right
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(Read reviews)
Our List Price: $36.33
(>35) In Stock
Part Number: 18721-05239312
Notes: OE -- Upstream; Right; 2nd Design, Upstream Trapezoid Connector
Position: Upstream Right
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS 

AC Delco Oxygen Sensor - Downstream
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(Read reviews)
Our List Price: $88.33

Out of Stock
Part Number: 18721-05405057
Notes: Professional -- New; Downstream
Position: Downstream
Condition: New

Shipping Options:
Ground
This Product Fits the Following: Catalog: B
Vehicle Engine
2006 Buick Rainier 4.2L 6 Cyl VIN: S FI Naturally Aspirated GAS 

Replacement Oxygen Sensor

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(Read reviews)
Our List Price: $32.95
with FREE Shipping

Out of Stock
Part Number: 18721-02416037
Notes: OE Style -- 4 Wire; Direct Fit; Correct Connector; No cutting or splicing; Correct wire length (17 inch)
Product Remark: O2 OXYGEN SENSOR
Condition: New

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Free Ground Shipping
This Product Fits the Following: Catalog: E
Vehicle Engine Notes Position
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS  Upstream; Left; 1st Design - Downstream Square Connector  Upstream Left 
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS  Upstream; Right; 1st Design - Downstream Square Connector  Upstream Right 
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS  Upstream; Left; 2nd Design, Upstream Trapezoid Connector  Upstream Left 
2006 Buick Rainier 5.3L V8 VIN: M FI Naturally Aspirated GAS  Upstream; Right; 2nd Design, Upstream Trapezoid Connector  Upstream Right 



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