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Replacement and OEM Parts for GMC Exhaust Manifold
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GMC Exhaust Manifold

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Exhaust Manifolds, Pipes & Mufflers
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254 Products found

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  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12616286
    OEM GMC Exhaust Manifold - 12616286
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 25.4 x 9.7 x 8.1 inches
    • Item Weight: 12.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12602038, 12578341
    • Part Description: GMC Exhaust Manifold
    More Info
    $206.44 MSRP: $327.82
    You Save: $121.38 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-999

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-999
    Product Specifications
    • Bolt Hole Quantity: 3
    • Finish: Natural
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Standard Replacement
    • OE Part Number: 12604220, 12607896
    • Package Quantity: 1
    • UPC: 019495025542
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $693.32
  • OEM (Genuine) GMC Engine Exhaust Manifold

    PartNumber: 12616285
    OEM GMC Engine Exhaust Manifold - 12616285
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 10.1 x 8.1 x 25.4 inches
    • Item Weight: 10.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12564155, 12602037, 12571678, 12562235
    • Part Description: GMC Engine Exhaust Manifold
    More Info
    $93.15 MSRP: $167.37
    You Save: $74.22 (45%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-703

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-703
    Product Specifications
    • Bolt Hole Quantity: 9
    • Finish: Natural
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Inlet Port Shape: Oval
    • Installation Hardware Included: Yes
    • Item Grade: Standard Replacement
    • OE Part Number: 12571601
    • Package Quantity: 1
    • UPC: 019495127420
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $634.55
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-989

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-989
    Product Specifications
    • Bolt Hole Quantity: 4
    • Finish: Natural
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Standard Replacement
    • OE Part Number: 12607895
    • Package Quantity: 1
    • UPC: 019495738343
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $629.68
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12655846
    OEM GMC Exhaust Manifold - 12655846
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 29.7 x 27.1 x 13.4 inches
    • Item Weight: 23.50 Pounds
    • Replaced by: 19418950
    • Part Description: GMC Exhaust Manifold
    More Info
    $1707.17 MSRP: $2571.77
    You Save: $864.60 (34%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-851

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-851
    Product Specifications
    • Bolt Hole Quantity: 4
    • Finish: Natural
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Standard Replacement
    • OE Part Number: 12571604
    • Package Quantity: 1
    • Position: Front
    • UPC: 019495265962
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $424.64
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12672961
    OEM GMC Exhaust Manifold - 12672961
    Product Specifications
    • Item Dimensions: 9.8 x 8.5 x 19.5 inches
    • Item Weight: 9.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12609823, 12633603
    • Part Description: GMC Exhaust Manifold
    More Info
    $297.72 MSRP: $444.15
    You Save: $146.43 (33%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-738

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-738
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 8
    • OE Part Number: 12562999, 12563000
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 019495212980
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $376.70
  • OEM (Genuine) GMC Manifold

    PartNumber: 12600527
    OEM GMC Manifold - 12600527
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 21.4 x 9.3 x 6.4 inches
    • Item Weight: 12.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12567484
    • Part Description: GMC Manifold
    More Info
    $130.85 MSRP: $195.23
    You Save: $64.38 (33%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-887

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-887
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 2
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 8
    • OE Part Number: 10112349
    • Package Quantity: 1
    • UPC: 019495385479
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $280.19
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12637647
    OEM GMC Exhaust Manifold - 12637647
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 19.3 x 5.3 x 4.9 inches
    • Item Weight: 9.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Exhaust Manifold
    More Info
    $289.63 MSRP: $459.86
    You Save: $170.23 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-278

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-278
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 6
    • OE Part Number: 14050233
    • Package Quantity: 1
    • Position: Driver Side
    • UPC: 019495033943
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $242.24
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12607896
    OEM GMC Exhaust Manifold - 12607896
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 23.6 x 20.2 x 12.5 inches
    • Item Weight: 22.90 Pounds
    • Replaced by: 19420196
    • Part Description: GMC Exhaust Manifold
    More Info
    $2144.73 MSRP: $3222.24
    You Save: $1077.51 (34%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-860

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-860
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Rectangle
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 6
    • OE Part Number: 12552801, 12555002, 8-12552-801-0, 8-93802-339-0, 93802339
    • Package Quantity: 1
    • Position: Driver Side
    • UPC: 019495289241
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $198.76
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 19420196
    OEM GMC Exhaust Manifold - 19420196
    Product Specifications
    • Other Names: Exhaust Manifold
    • Fitment Type: Direct Replacement
    • Replaces: 12607896, 12604220
    • Part Description: GMC Exhaust Manifold
    More Info
    $2144.73 MSRP: $3222.24
    You Save: $1077.51 (34%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-736

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-736
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: Yes
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 8
    • OE Part Number: 12624683, 97224586
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 019495212911
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $185.78
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-675

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-675
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: Yes
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 8
    • OE Part Number: 12569057, 24577360
    • Package Quantity: 1
    • UPC: 019495152620
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $179.83
  • OEM (Genuine) GMC Manifold

    PartNumber: 12677665
    OEM GMC Manifold - 12677665
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Item Dimensions: 9.3 x 5.4 x 24.8 inches
    • Item Weight: 14.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12648339
    • Part Description: GMC Manifold
    More Info
    $207.84 MSRP: $330.01
    You Save: $122.17 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-523

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-523
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: Yes
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 6
    • OE Part Number: 12574406, 12592082
    • Package Quantity: 1
    • Position: Driver Side
    • UPC: 037495059879
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $168.63
  • OEM (Genuine) GMC Manifold

    PartNumber: 12629337
    OEM GMC Manifold - 12629337
    Product Specifications
    • Other Names: Manifold
    • Item Dimensions: 8.0 x 20.7 x 12.2 inches
    • Item Weight: 11.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Manifold
    More Info
    $158.52 MSRP: $251.70
    You Save: $93.18 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-653

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-653
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 2
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: Yes
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 6
    • OE Part Number: 14014500
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 019495152484
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $166.68
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12624683
    OEM GMC Exhaust Manifold - 12624683
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 22.8 x 5.8 x 5.9 inches
    • Item Weight: 9.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 97224586
    • Part Description: GMC Exhaust Manifold
    More Info
    $308.25 MSRP: $459.86
    You Save: $151.61 (33%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-869

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-869
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: Yes
    • Inlet Port Shape: Irregular
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 9
    • OE Part Number: 12597166, 12637060, 8-12597-166-0
    • Package Quantity: 1
    • UPC: 019495289265
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $133.34
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-245

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-245
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Heat Shield Included: Yes
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 6
    • Material: Cast Iron
    • OE Part Number: 14031376, 14034069
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 019495027331
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $144.17
  • OEM (Genuine) GMC Manifold

    PartNumber: 19418950
    OEM GMC Manifold - 19418950
    Product Specifications
    • Other Names: Exhaust Manifold, Manifold
    • Fitment Type: Direct Replacement
    • Replaces: 12655846, 12607895, 12604221
    • Part Description: GMC Manifold
    More Info
    $1707.17 MSRP: $2571.77
    You Save: $864.60 (34%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-785

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-785
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: Yes
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 6
    • OE Part Number: 12567484, 12600527, 8-12567-484-0
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 019495152866
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $158.37
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12672285
    OEM GMC Exhaust Manifold - 12672285
    Product Specifications
    • Item Dimensions: 19.1 x 12.9 x 5.4 inches
    • Item Weight: 10.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12656404
    • Part Description: GMC Exhaust Manifold
    More Info
    $234.97 MSRP: $350.54
    You Save: $115.57 (33%)
  • Dorman Cast Iron Natural Exhaust Manifold for GMC - 674-244

    Dorman® Cast Iron Natural Exhaust Manifold for GMC

    PartNumber: 674-244
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 0
    • Flange Stud Hole Quantity: 3
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Square
    • Installation Hardware Included: Yes
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 8
    • OE Part Number: 10045732, 14048362, 6272280
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 019495027324
    • Part Description: GMC Cast Iron Natural Exhaust Manifold
    More Info
    $138.51
  • OEM (Genuine) GMC Exhaust Manifold

    PartNumber: 12592082
    OEM GMC Exhaust Manifold - 12592082
    Product Specifications
    • Other Names: Exhaust Manifold
    • Item Dimensions: 22.4 x 12.0 x 7.0 inches
    • Item Weight: 11.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Exhaust Manifold
    More Info
    $177.52 MSRP: $246.00
    You Save: $68.48 (28%)
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