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Exhaust Manifolds, Pipes & Mufflers
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OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$211.05 MSRP:$336.66You Save: $125.61 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-999Product 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
$700.10
OEM (Genuine) GMC Engine Exhaust Manifold
PartNumber: 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
$130.40 MSRP:$171.88You Save: $41.48 (25%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-703Product 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
$640.74
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-989Product 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
$635.83
OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$1753.21 MSRP:$2641.20You Save: $887.99 (34%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-851Product 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
$441.84
OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$287.30 MSRP:$456.15You Save: $168.85 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-738Product 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
$391.95
OEM (Genuine) GMC Manifold
PartNumber: 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
$137.39 MSRP:$204.98You Save: $67.59 (33%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-887Product 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
$287.23
OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$297.46 MSRP:$472.28You Save: $174.82 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-278Product 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
$248.34
OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$2202.41 MSRP:$3309.24You Save: $1106.83 (34%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-860Product 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
$203.75OEM (Genuine) GMC Exhaust Manifold
PartNumber: 19420196
Product Specifications- Other Names: Exhaust Manifold
- Fitment Type: Direct Replacement
- Replaces: 12607896, 12604220
- Part Description: GMC Exhaust Manifold
$2202.41 MSRP:$3309.24You Save: $1106.83 (34%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-736Product 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
$190.45
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-675Product 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
$184.35
OEM (Genuine) GMC Manifold
PartNumber: 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
$212.49 MSRP:$338.92You Save: $126.43 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-523Product 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
$175.47
OEM (Genuine) GMC Manifold
PartNumber: 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
$162.80 MSRP:$258.49You Save: $95.69 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-653Product 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
$173.44
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-869Product 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
$134.65
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-245Product 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
$150.01OEM (Genuine) GMC Manifold
PartNumber: 19418950Product Specifications- Other Names: Exhaust Manifold, Manifold
- Fitment Type: Direct Replacement
- Replaces: 12655846, 12607895, 12604221
- Part Description: GMC Manifold
$1753.21 MSRP:$2641.20You Save: $887.99 (34%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-785Product 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
$164.79
OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$246.95 MSRP:$378.37You Save: $131.42 (35%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-244Product 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
$139.87
OEM (Genuine) GMC Exhaust Manifold
PartNumber: 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
$177.52 MSRP:$246.00You Save: $68.48 (28%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC
PartNumber: 674-777Product 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: Oval
- Installation Hardware Included: Yes
- Item Grade: Regular
- Manifold Bolt Hole Quantity: 11
- OE Part Number: 8-88890-560-0, 88890560
- Package Quantity: 1
- UPC: 019495152774
- Part Description: GMC Cast Iron Natural Exhaust Manifold
$139.82
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