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Replacement and OEM Parts for Buick LaCrosse Exhaust Manifold
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Buick LaCrosse Exhaust Manifold

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Exhaust Manifolds, Pipes & Mufflers
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  • OEM Buick LaCrosse Exhaust Manifold Diagram - 12643496
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    OEM (Genuine) Buick LaCrosse Exhaust Manifold

    PartNumber: 12643496
    OEM Buick LaCrosse Exhaust Manifold - 12643496
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 5.8 x 19.8 x 10.2 inches
    • Item Weight: 10.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12615133, 12630741
    • Part Description: Buick LaCrosse Exhaust Manifold
    More Info
    $179.49 MSRP: $284.99
    You Save: $105.50 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for Buick LaCrosse - 674-937

    Dorman® Cast Iron Natural Exhaust Manifold for Buick LaCrosse

    PartNumber: 674-937
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 3
    • Flange Stud Hole Quantity: 0
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Oval
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 10
    • OE Part Number: 12615133, 12630741, 12643496
    • Package Quantity: 1
    • UPC: 019495438113
    • Part Description: Buick LaCrosse Cast Iron Natural Exhaust Manifold
    More Info
    $86.93
  • OEM Buick LaCrosse Preconverter Diagram - 22737796
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    OEM (Genuine) Buick LaCrosse Preconverter

    PartNumber: 22737796
    OEM Buick LaCrosse Preconverter - 22737796
    Product Specifications
    • Other Names: Exhaust Manifold, Preconverter
    • Item Dimensions: 15.8 x 6.7 x 4.8 inches
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Preconverter
    More Info
    $1366.44 MSRP: $2048.33
    You Save: $681.89 (34%)
  • OEM Buick LaCrosse Preconverter Diagram - 22737797
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    OEM (Genuine) Buick LaCrosse Preconverter

    PartNumber: 22737797
    OEM Buick LaCrosse Preconverter - 22737797
    Product Specifications
    • Other Names: Exhaust Manifold, Preconverter
    • Item Dimensions: 15.3 x 6.9 x 4.9 inches
    • Item Weight: 7.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Preconverter
    More Info
    $1076.97 MSRP: $1611.73
    You Save: $534.76 (34%)
  • OEM Buick LaCrosse Manifold Diagram - 12569053
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    OEM (Genuine) Buick LaCrosse Manifold

    PartNumber: 12569053
    OEM Buick LaCrosse Manifold - 12569053
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 20.6 x 10.1 x 4.0 inches
    • Item Weight: 13.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Manifold
    More Info
    $190.54 MSRP: $302.52
    You Save: $111.98 (38%)
  • OEM Buick LaCrosse Manifold Diagram - 12569054
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    OEM (Genuine) Buick LaCrosse Manifold

    PartNumber: 12569054
    OEM Buick LaCrosse Manifold - 12569054
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 22.7 x 10.0 x 5.6 inches
    • Item Weight: 12.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Manifold
    More Info
    $177.94 MSRP: $282.52
    You Save: $104.58 (38%)
  • OEM Buick LaCrosse Exhaust Manifold Diagram - 12580260
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    OEM (Genuine) Buick LaCrosse Exhaust Manifold

    PartNumber: 12580260
    OEM Buick LaCrosse Exhaust Manifold - 12580260
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 20.6 x 8.3 x 7.8 inches
    • Item Weight: 11.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Exhaust Manifold
    More Info
    $67.03 MSRP: $106.44
    You Save: $39.41 (38%)
  • OEM Buick LaCrosse Preconverter Diagram - 20965398
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    OEM (Genuine) Buick LaCrosse Preconverter

    PartNumber: 20965398
    OEM Buick LaCrosse Preconverter - 20965398
    Product Specifications
    • Item Dimensions: 15.2 x 7.1 x 5.3 inches
    • Item Weight: 7.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Preconverter
    More Info
    $1047.79 MSRP: $1567.71
    You Save: $519.92 (34%)
  • OEM Buick LaCrosse Preconverter Diagram - 20894010
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    OEM (Genuine) Buick LaCrosse Preconverter

    PartNumber: 20894010
    OEM Buick LaCrosse Preconverter - 20894010
    Product Specifications
    • Item Dimensions: 15.7 x 8.3 x 6.2 inches
    • Item Weight: 8.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Preconverter
    More Info
    $1238.28 MSRP: $1855.04
    You Save: $616.76 (34%)
  • OEM Buick LaCrosse Preconverter Diagram - 20965402
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    OEM (Genuine) Buick LaCrosse Preconverter

    PartNumber: 20965402
    OEM Buick LaCrosse Preconverter - 20965402
    Product Specifications
    • Item Dimensions: 16.0 x 8.6 x 6.0 inches
    • Item Weight: 8.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19419593
    • Part Description: Buick LaCrosse Preconverter
    More Info
    $1027.24 MSRP: $1536.73
    You Save: $509.49 (34%)
  • OEM Buick LaCrosse Exhaust Manifold Diagram - 12656531
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    OEM (Genuine) Buick LaCrosse Exhaust Manifold

    PartNumber: 12656531
    OEM Buick LaCrosse Exhaust Manifold - 12656531
    Product Specifications
    • Item Dimensions: 21.9 x 11.8 x 7.2 inches
    • Item Weight: 10.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Exhaust Manifold
    More Info
    $101.13 MSRP: $145.00
    You Save: $43.87 (31%)
  • OEM Buick LaCrosse Manifold Diagram - 12571074
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    OEM (Genuine) Buick LaCrosse Manifold

    PartNumber: 12571074
    OEM Buick LaCrosse Manifold - 12571074
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 15.6 x 5.5 x 5.6 inches
    • Item Weight: 7.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Manifold
    More Info
    $165.13 MSRP: $262.19
    You Save: $97.06 (38%)
  • OEM Buick LaCrosse Exhaust Manifold Diagram - 12608747
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    OEM (Genuine) Buick LaCrosse Exhaust Manifold

    PartNumber: 12608747
    OEM Buick LaCrosse Exhaust Manifold - 12608747
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 13.2 x 6.5 x 6.3 inches
    • Item Weight: 6.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Exhaust Manifold
    More Info
    $55.47 MSRP: $88.09
    You Save: $32.62 (38%)
  • Dorman Stainless Steel Natural Exhaust Manifold for Buick LaCrosse - 674-045

    Dorman® Stainless Steel Natural Exhaust Manifold for Buick LaCrosse

    PartNumber: 674-045
    Product Specifications
    • Finish: Natural
    • Grade Type: Regular
    • Header Material: Stainless Steel
    • Inlet Gasket Included: Yes
    • Inlet Mounting Hardware Included: No
    • Inlet Mounting Hole Quantity: 4
    • Inlet Port Shape: Oval
    • Inlet Quantity: 1
    • Item Grade: Standard Replacement
    • Outlet Mounting Hardware Included: Yes
    • Outlet Mounting Hole Quantity: 2
    • Outlet Quantity: 1
    • Outlet Type: Flanged
    • Overall Length: 16"
    • Position: Front
    • Sensor Port Count: 2
    • UPC: 889245449894
    • Part Description: Buick LaCrosse Stainless Steel Natural Exhaust Manifold
    More Info
    $472.09
  • OEM Buick LaCrosse Engine Exhaust Manifold Assembly Diagram - 12575855
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    OEM (Genuine) Buick LaCrosse Engine Exhaust Manifold Assembly

    PartNumber: 12575855
    OEM Buick LaCrosse Engine Exhaust Manifold Assembly - 12575855
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 24.7 x 9.6 x 8.0 inches
    • Item Weight: 9.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Engine Exhaust Manifold Assembly
    More Info
  • OEM Buick LaCrosse Engine Exhaust Manifold Diagram - 12588004
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    OEM (Genuine) Buick LaCrosse Engine Exhaust Manifold

    PartNumber: 12588004
    OEM Buick LaCrosse Engine Exhaust Manifold - 12588004
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 23.2 x 9.6 x 8.5 inches
    • Item Weight: 10.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Engine Exhaust Manifold
    More Info
  • OEM Buick LaCrosse Engine Exhaust Manifold Assembly Diagram - 12576864
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    OEM (Genuine) Buick LaCrosse Engine Exhaust Manifold Assembly

    PartNumber: 12576864
    OEM Buick LaCrosse Engine Exhaust Manifold Assembly - 12576864
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 20.4 x 12.7 x 10.1 inches
    • Item Weight: 11.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Engine Exhaust Manifold Assembly
    More Info
  • OEM Buick LaCrosse Engine Exhaust Manifold Diagram - 12571075
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    OEM (Genuine) Buick LaCrosse Engine Exhaust Manifold

    PartNumber: 12571075
    OEM Buick LaCrosse Engine Exhaust Manifold - 12571075
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 13.0 x 5.6 x 5.4 inches
    • Item Weight: 6.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Engine Exhaust Manifold
    More Info

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