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2006 Buick Allure
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Diagram

Oxygen Sensor

21048 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Downstream

Note

B1S2 OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.8L   3800CC   231CID   3.40 Inches   86.4 mm   0  
$65.51
In stock
Item added to cart

21556 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Downstream

Note

B1S2 OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
$74.98
In stock
Item added to cart

21517 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Upstream

Note

B1S1 Federal Emissions OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.8L   3800CC   231CID   3.40 Inches   86.4 mm   0  
$65.44
In stock
Item added to cart

21546 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Upstream

Note

B1S1 Calif. Emissions OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.8L   3800CC   231CID   3.40 Inches   86.4 mm   0  
$76.80
In stock
Item added to cart

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