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Replacement and OEM Parts for 2012 Buick LaCrosse Exhaust Manifold

2012 Buick LaCrosse Exhaust Manifold

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2012 Buick LaCrosse
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Exhaust Manifolds, Pipes & Mufflers
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  • OEM 2012 Buick LaCrosse Exhaust Manifold Diagram - 12643496
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    OEM (Genuine) 2012 Buick LaCrosse Exhaust Manifold

    PartNumber: 12643496
    OEM 2012 Buick LaCrosse Exhaust Manifold - 12643496
    Product Specifications
    • Notes: 2.4 Liter
    • 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: 2012 Buick LaCrosse Exhaust Manifold
    More Info
    Vehicle Fitment
    • 2012 Buick LaCrosse | Base, Convenience, CX, CXL, Leather | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.4 L GAS
    $179.49 MSRP: $284.99
    You Save: $105.50 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for 2012 Buick LaCrosse - 674-937

    Dorman® Cast Iron Natural Exhaust Manifold for 2012 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: 2012 Buick LaCrosse Cast Iron Natural Exhaust Manifold
    More Info
    Vehicle Fitment
    • 2012 Buick LaCrosse | All Trims | 4 Cyl 2.4L
    $88.67
  • OEM 2012 Buick LaCrosse Preconverter Diagram - 20965398
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    OEM (Genuine) 2012 Buick LaCrosse Preconverter

    PartNumber: 20965398
    OEM 2012 Buick LaCrosse Preconverter - 20965398
    Product Specifications
    • Notes: 2012-13, Rear; Lacrosse; 3.6L; Rear
    • Item Dimensions: 15.2 x 7.1 x 5.3 inches
    • Item Weight: 7.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2012 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2012 Buick LaCrosse | Base, Convenience, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1047.79 MSRP: $1567.71
    You Save: $519.92 (34%)
  • OEM 2012 Buick LaCrosse Preconverter Diagram - 20965402
    View Related Parts

    OEM (Genuine) 2012 Buick LaCrosse Preconverter

    PartNumber: 20965402
    OEM 2012 Buick LaCrosse Preconverter - 20965402
    Product Specifications
    • Notes: 2012-13, Front; Lacrosse; 3.6L; Front
    • 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: 2012 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2012 Buick LaCrosse | Base, Convenience, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1027.24 MSRP: $1536.73
    You Save: $509.49 (34%)
  • Dorman Stainless Steel Natural Exhaust Manifold for 2012 Buick LaCrosse - 674-045

    Dorman® Stainless Steel Natural Exhaust Manifold for 2012 Buick LaCrosse

    PartNumber: 674-045
    Product Specifications
    • Notes: CARB Compliant: No; wo/PZEV Calif Emissions
    • 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: 2012 Buick LaCrosse Stainless Steel Natural Exhaust Manifold
    More Info
    Vehicle Fitment
    • 2012 Buick LaCrosse | All Trims | 6 Cyl 3.6L
    $472.09