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 ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 2015 Buick LaCrosse Exhaust Manifold

2015 Buick LaCrosse Exhaust Manifold

My Vehicle Change Vehicle
2015 Buick LaCrosse
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Exhaust Manifolds, Pipes & Mufflers
  • Department
  • Brands
  • Prices

8 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 2015 Buick LaCrosse Exhaust Manifold Diagram - 12643496
    View Related Parts

    OEM (Genuine) 2015 Buick LaCrosse Exhaust Manifold

    PartNumber: 12643496
    OEM 2015 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: 2015 Buick LaCrosse Exhaust Manifold
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | Base, Convenience, CX, CXL, Leather | 4 Cyl 2.4 L ELECTRIC/GAS, 4 Cyl 2.4 L GAS
    $184.34 MSRP: $292.69
    You Save: $108.35 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for 2015 Buick LaCrosse - 674-937

    Dorman® Cast Iron Natural Exhaust Manifold for 2015 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: 2015 Buick LaCrosse Cast Iron Natural Exhaust Manifold
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | All Trims | 4 Cyl 2.4L
    $85.59
  • OEM 2015 Buick LaCrosse Preconverter Diagram - 22737796
    View Related Parts

    OEM (Genuine) 2015 Buick LaCrosse Preconverter

    PartNumber: 22737796
    OEM 2015 Buick LaCrosse Preconverter - 22737796
    Product Specifications
    • Notes: 3.6 Liter, W/O AWD, Rear, W/Pzev; Lacrosse; 3.6l; FWD; Left; W/Pzev
    • Other Names: Exhaust Manifold, Preconverter
    • Item Dimensions: 15.8 x 6.7 x 4.8 inches
    • Fitment Type: Direct Replacement
    • Part Description: 2015 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | Base, Leather, Premium, Sport Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1404.45 MSRP: $2105.66
    You Save: $701.21 (34%)
  • OEM 2015 Buick LaCrosse Preconverter Diagram - 22737797
    View Related Parts

    OEM (Genuine) 2015 Buick LaCrosse Preconverter

    PartNumber: 22737797
    OEM 2015 Buick LaCrosse Preconverter - 22737797
    Product Specifications
    • Notes: 3.6 Liter, W/O AWD, Rear, W/O Pzev; Lacrosse; 3.6l; FWD; Left; W/O Pzev
    • 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: 2015 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | Base, Leather, Premium, Sport Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1159.25 MSRP: $1735.83
    You Save: $576.58 (34%)
  • OEM 2015 Buick LaCrosse Preconverter Diagram - 20965398
    View Related Parts

    OEM (Genuine) 2015 Buick LaCrosse Preconverter

    PartNumber: 20965398
    OEM 2015 Buick LaCrosse Preconverter - 20965398
    Product Specifications
    • Notes: 3.6 Liter, W/AWD, Rear; Lacrosse; 3.6l; AWD; Left
    • Item Dimensions: 15.2 x 7.1 x 5.3 inches
    • Item Weight: 7.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2015 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | Base, Convenience, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1067.29 MSRP: $1597.13
    You Save: $529.84 (34%)
  • OEM 2015 Buick LaCrosse Preconverter Diagram - 20894010
    View Related Parts

    OEM (Genuine) 2015 Buick LaCrosse Preconverter

    PartNumber: 20894010
    OEM 2015 Buick LaCrosse Preconverter - 20894010
    Product Specifications
    • Notes: 3.6 Liter, W/O AWD, Front, W/Pzev; Lacrosse; 3.6l; FWD; Right; W/Pzev
    • Item Dimensions: 15.7 x 8.3 x 6.2 inches
    • Item Weight: 8.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2015 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | Base, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1238.28 MSRP: $1855.04
    You Save: $616.76 (34%)
  • OEM 2015 Buick LaCrosse Preconverter Diagram - 20965402
    View Related Parts

    OEM (Genuine) 2015 Buick LaCrosse Preconverter

    PartNumber: 20965402
    OEM 2015 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: 2015 Buick LaCrosse Preconverter
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | Base, Convenience, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
    $1065.44 MSRP: $1594.35
    You Save: $528.91 (34%)
  • Dorman Stainless Steel Natural Exhaust Manifold for 2015 Buick LaCrosse - 674-045

    Dorman® Stainless Steel Natural Exhaust Manifold for 2015 Buick LaCrosse

    PartNumber: 674-045
    Product Specifications
    • Notes: CARB Compliant: No;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: 2015 Buick LaCrosse Stainless Steel Natural Exhaust Manifold
    More Info
    Vehicle Fitment
    • 2015 Buick LaCrosse | All Trims | 6 Cyl 3.6L
    $542.50