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OEM (Genuine) GMC Sierra 2500 HD 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 Sierra 2500 HD Engine Exhaust Manifold
$93.15 MSRP:$167.37You Save: $74.22 (45%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC Sierra 2500 HD
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 Sierra 2500 HD Cast Iron Natural Exhaust Manifold
$185.78
OEM (Genuine) GMC Sierra 2500 HD 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 Sierra 2500 HD Exhaust Manifold
$289.63 MSRP:$459.86You Save: $170.23 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC Sierra 2500 HD
PartNumber: 674-732Product 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: 12569416, 12569530, 12578341, 12602038, 12616286, 12648339, 12677665
- Package Quantity: 1
- Position: Passenger Side
- UPC: 019495212904
- Part Description: GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
$137.52
OEM (Genuine) GMC Sierra 2500 HD 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 Sierra 2500 HD Manifold
$207.84 MSRP:$330.01You Save: $122.17 (38%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC Sierra 2500 HD
PartNumber: 674-522Product 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: 12556078, 12562235, 12562330, 12564155, 12571678, 12602037, 12616285
- Package Quantity: 1
- Position: Driver Side
- UPC: 019495064978
- Part Description: GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
$95.43
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 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 Sierra 2500 HD Exhaust Manifold
$308.25 MSRP:$459.86You Save: $151.61 (33%)
Dorman® Cast Iron Natural Exhaust Manifold for GMC Sierra 2500 HD
PartNumber: 674-525Product 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: 12562236, 12562333, 12564157, 12564161, 12605246
- Package Quantity: 1
- Position: Passenger Side
- UPC: 019495064985
- Part Description: GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
$83.60
Dorman® Cast Iron Natural Exhaust Manifold for GMC Sierra 2500 HD
PartNumber: 674-731Product 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: 12624684, 12637647, 97224587
- Package Quantity: 1
- Position: Driver Side
- UPC: 019495212935
- Part Description: GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
$71.95
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12686303
Product Specifications- Other Names: Exhaust Manifold
- Item Dimensions: 6.9 x 22.2 x 11.6 inches
- Item Weight: 19.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12610962
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$443.15 MSRP:$703.61You Save: $260.46 (38%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12686302
Product Specifications- Other Names: Exhaust Manifold
- Item Dimensions: 25.0 x 9.7 x 8.1 inches
- Item Weight: 12.80 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12647717, 12612084, 12677663
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$498.32 MSRP:$791.22You Save: $292.90 (38%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12610962
Product Specifications- Other Names: Exhaust Manifold
- Item Dimensions: 7.1 x 22.0 x 11.7 inches
- Item Weight: 19.10 Pounds
- Replaced by: 12686303
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$443.15 MSRP:$703.61You Save: $260.46 (38%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12690202
Product Specifications- Item Dimensions: 23.6 x 9.5 x 8.5 inches
- Item Weight: 12.80 Pounds
- Replaced by: 12701715
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$249.50 MSRP:$376.33You Save: $126.83 (34%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12701715
Product Specifications- Other Names: Exhaust Manifold
- Fitment Type: Direct Replacement
- Replaces: 12690202
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$249.50 MSRP:$376.33You Save: $126.83 (34%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12679988
Product Specifications- Other Names: Exhaust Manifold
- Item Dimensions: 17.3 x 4.2 x 4.2 inches
- Item Weight: 3.70 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 12708010
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$72.17 MSRP:$114.61You Save: $42.44 (38%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12690201
Product Specifications- Item Dimensions: 24.3 x 9.8 x 8.8 inches
- Item Weight: 13.50 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 12701714
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$210.02 MSRP:$333.39You Save: $123.37 (38%)
OEM (Genuine) GMC Sierra 2500 HD Exhaust Manifold
PartNumber: 12676607
Product Specifications- Other Names: Exhaust Manifold
- Item Dimensions: 17.4 x 6.7 x 4.8 inches
- Item Weight: 4.20 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 12708009
- Part Description: GMC Sierra 2500 HD Exhaust Manifold
$62.66 MSRP:$103.70You Save: $41.04 (40%)
OEM (Genuine) GMC Sierra 2500 HD Manifold
PartNumber: 12601751
Product Specifications- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 29.3 x 9.4 x 9.1 inches
- Item Weight: 14.60 Pounds
- Fitment Type: Direct Replacement
- Part Description: GMC Sierra 2500 HD Manifold
OEM (Genuine) GMC Sierra 2500 HD Manifold
PartNumber: 12605246
Product Specifications- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 9.7 x 8.1 x 25.7 inches
- Item Weight: 14.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12564157, 12562236
- Part Description: GMC Sierra 2500 HD Manifold
OEM (Genuine) GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)
PartNumber: 12557286Product Specifications- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 22.5 x 11.4 x 6.9 inches
- Item Weight: 12.10 Pounds
- Fitment Type: Direct Replacement
- Part Description: GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)
OEM (Genuine) GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor)
PartNumber: 12557287Product Specifications- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 25.5 x 10.5 x 6.2 inches
- Item Weight: 16.80 Pounds
- Fitment Type: Direct Replacement
- Part Description: GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor)
OEM (Genuine) GMC Sierra 2500 HD Engine Exhaust Manifold
PartNumber: 97224587
Product Specifications- Other Names: Exhaust Manifold
- Item Dimensions: 23.9 x 4.6 x 4.8 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Part Description: GMC Sierra 2500 HD Engine Exhaust Manifold
OEM (Genuine) GMC Sierra 2500 HD Engine Exhaust Manifold (Machining) (W/ A.I.R)
PartNumber: 12555621
Product Specifications- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 25.6 x 8.6 x 5.4 inches
- Item Weight: 13.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: GMC Sierra 2500 HD Engine Exhaust Manifold (Machining) (W/ A.I.R)