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2018 Chevrolet Impala
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Diagram

Diagram GMTI4_1

Oxygen Sensor

15733 Bosch
Universal Oxygen Sensor


Vehicle specific

Position

Downstream

Quantity per vehicle

2

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
In stock
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

15741 Bosch
Universal Oxygen Sensor


Vehicle specific

Position

Downstream

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

16451 Bosch
Actual OE Oxygen Sensor


Vehicle specific

Position

Downstream

Quantity per vehicle

2

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

15733 Bosch
Universal Oxygen Sensor


Vehicle specific

Position

Upstream

Quantity per vehicle

2

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
In stock
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

15741 Bosch
Universal Oxygen Sensor


Vehicle specific

Position

Upstream

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

16451 Bosch
Actual OE Oxygen Sensor


Vehicle specific

Position

Upstream

Quantity per vehicle

2

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart
234-4566 | Oxygen Sensor | Denso

234-4566 Denso
OE Style


Vehicle specific

Position

Downstream

Note

O.E. Quality Direct Fit Replacement Sensor

Quantity per vehicle

2

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
$105.27
In stock
Item added to cart
234-4762 | Oxygen Sensor | Denso

234-4762 Denso
OE Style


Vehicle specific

Position

Downstream

Note

Sellout and Reorder 234-8085 O.E. Quality Direct Fit Replacement Sensor

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   FLEX  
$90.22
Additional lead times may
apply for this item
Item added to cart
234-8085 | Oxygen Sensor | Denso

234-8085 Denso
OE Style


Vehicle specific

Position

Downstream

Note

O.E. Quality Direct Fit Replacement Sensor

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   FLEX  
$90.22
Additional lead times may
apply for this item
Item added to cart
234-4566 | Oxygen Sensor | Denso

234-4566 Denso
OE Style


Vehicle specific

Position

Upstream

Note

O.E. Quality Direct Fit Replacement Sensor

Quantity per vehicle

2

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
$105.27
In stock
Item added to cart
234-4763 | Oxygen Sensor | Denso

234-4763 Denso
OE Style


Vehicle specific

Position

Upstream

Note

Sellout and Reorder 234-8080 DENSO is the O.E. Manufacturer / Direct Fit Oxygen Sensor OE

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   FLEX  
$72.98
Additional lead times may
apply for this item
Item added to cart
234-8080 | Oxygen Sensor | Denso

234-8080 Denso
OE Style


Vehicle specific

Position

Upstream

Note

DENSO is the O.E. Manufacturer / Direct Fit Oxygen Sensor OE

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0   FLEX  
$72.98
Additional lead times may
apply for this item
Item added to cart

21071 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Downstream

Note

B1S2 OE MFR: NTK

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

21571 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Downstream Left

Note

B2S2 OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
$76.15
In stock
Item added to cart

21571 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Downstream Right

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  
$76.15
In stock
Item added to cart

21579 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Upstream

Note

B1S1 OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   0  
$65.51
In stock
Item added to cart

21571 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Upstream Left

Note

B2S1 OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
$76.15
In stock
Item added to cart

21571 NGK
Direct Fit Oxygen Sensor


Vehicle specific

Position

Upstream Right

Note

B1S1 OE Equivalent Design

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   0  
$76.15
In stock
Item added to cart

250-241132 Walker Products
OE Base Sensor


Vehicle specific

Position

Downstream

Note

B2S2

Quantity per vehicle

1

Fits on

  • LS
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
  • LT
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

350-34939 Walker Products
OE Replacement


Vehicle specific

Position

Downstream

Note

B2S2

Quantity per vehicle

1

Fits on

  • LS
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
  • LT
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

250-24773 Walker Products
OE Base Sensor


Vehicle specific

Position

Downstream Front

Note

B1S2

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

350-34003 Walker Products
OE Replacement


Vehicle specific

Position

Downstream Front

Note

B1S2

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

250-24773 Walker Products
OE Base Sensor


Vehicle specific

Position

Downstream Rear

Note

B2S2

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

350-34003 Walker Products
OE Replacement


Vehicle specific

Position

Downstream Rear

Note

B2S2

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

250-241133 Walker Products
OE Base Sensor


Vehicle specific

Position

Upstream

Note

B1S1

Quantity per vehicle

1

Fits on

  • LS
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
  • LT
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

350-34948 Walker Products
OE Replacement


Vehicle specific

Position

Upstream

Note

B1S1

Quantity per vehicle

1

Fits on

  • LS
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
  • LT
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   GAS  
    • L4   2.5L   2457CC   153CID   3.97 Inches   101.0 mm   Naturally Aspirated   LCV   0   [A]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

250-24773 Walker Products
OE Base Sensor


Vehicle specific

Position

Upstream Front

Note

B1S1

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

350-34003 Walker Products
OE Replacement


Vehicle specific

Position

Upstream Front

Note

B1S1

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

250-24773 Walker Products
OE Base Sensor


Vehicle specific

Position

Upstream Rear

Note

B2S1

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

350-34003 Walker Products
OE Replacement


Vehicle specific

Position

Upstream Rear

Note

B2S1

Quantity per vehicle

1

Fits on

  • LS
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • LT
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
  • Premier
    • V6   3.6L   3564CC   217CID   3.37 Inches   85.6 mm   Naturally Aspirated   LFX   0   [3]   FI   FLEX  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart

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