Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement and OEM Parts for Buick LaCrosse Exhaust Manifold
Select your vehicle for the best product fit
  • Select Vehicle by Model
  • Select Vehicle by VIN
Select Make
Select Model
Select Year
or

Buick LaCrosse Exhaust Manifold

< Back to View All
Exhaust Manifolds, Pipes & Mufflers
  • Department
  • Brands
  • Prices

18 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • 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
    $184.34 MSRP: $292.69
    You Save: $108.35 (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
    $85.59
  • 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
    $1404.45 MSRP: $2105.66
    You Save: $701.21 (34%)
  • 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
    $1159.25 MSRP: $1735.83
    You Save: $576.58 (34%)
  • 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
    $195.69 MSRP: $310.70
    You Save: $115.01 (38%)
  • 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
    $182.75 MSRP: $290.15
    You Save: $107.40 (38%)
  • 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
    $68.84 MSRP: $109.32
    You Save: $40.48 (38%)
  • 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
    $1067.29 MSRP: $1597.13
    You Save: $529.84 (34%)
  • 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 (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
    $1065.44 MSRP: $1594.35
    You Save: $528.91 (34%)
  • 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
    $103.86 MSRP: $148.91
    You Save: $45.05 (31%)
  • 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
    $56.97 MSRP: $90.48
    You Save: $33.51 (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
    $542.50
  • 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
  • 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 (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 (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 (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

Browse Buick LaCrosse Exhaust Manifold by Years