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Home
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Sierra 2500 HD
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2003
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Exhaust Manifolds, Pipes, Mufflers & Components
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Exhaust Manifold
2003 GMC Sierra 2500 HD Exhaust Manifold
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2003 GMC Sierra 2500 HD
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Exhaust Manifolds, Pipes & Mufflers
Department
OE
Replacement
Brands
Dorman
Prices
$199.99 and under
$200 to $499.99
$500 to $999.99
$1000 and over
10 Products found
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OEM (Genuine)
2003 GMC Sierra 2500 HD Engine Exhaust Manifold
PartNumber:
12616285
VEHICLE SPECIFIC
Product Specifications
Notes:
6.0 Liter Gas; All Models; 6.0l; Left; All
Location:
Driver Side
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:
2003 GMC Sierra 2500 HD Engine Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
$93.15
MSRP:
$167.37
You Save: $74.22 (45%)
Check Fit
Add to Cart
Dorman®
Cast Iron Natural Exhaust Manifold for 2003 GMC Sierra 2500 HD
PartNumber:
674-736
VEHICLE SPECIFIC
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: 2003 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
$185.78
Add to Cart
View Related Parts
OEM (Genuine)
2003 GMC Sierra 2500 HD Exhaust Manifold
PartNumber:
12624683
VEHICLE SPECIFIC
Product Specifications
Notes:
All Models; 6.6l; Right; 6.6 Liter Turbo Diesel, 1st Design
Location:
Passenger Side
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:
2003 GMC Sierra 2500 HD Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
$308.25
MSRP:
$459.86
You Save: $151.61 (33%)
Check Fit
Add to Cart
Dorman®
Cast Iron Natural Exhaust Manifold for 2003 GMC Sierra 2500 HD
PartNumber:
674-732
VEHICLE SPECIFIC
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: 12569416, 12569530, 12578341, 12602038, 12616286, 12648339, 12677665
Package Quantity: 1
Position: Passenger Side
UPC: 019495212904
Part Description: 2003 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
$137.52
Add to Cart
Dorman®
Cast Iron Natural Exhaust Manifold for 2003 GMC Sierra 2500 HD
PartNumber:
674-522
VEHICLE SPECIFIC
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: 12556078, 12562235, 12562330, 12564155, 12571678, 12602037, 12616285
Package Quantity: 1
Position: Driver Side
UPC: 019495064978
Part Description: 2003 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
$95.43
Add to Cart
Dorman®
Cast Iron Natural Exhaust Manifold for 2003 GMC Sierra 2500 HD
PartNumber:
674-731
VEHICLE SPECIFIC
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: 12624684, 12637647, 97224587
Package Quantity: 1
Position: Driver Side
UPC: 019495212935
Part Description: 2003 GMC Sierra 2500 HD Cast Iron Natural Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
$71.95
Add to Cart
View Related Parts
OEM (Genuine)
2003 GMC Sierra 2500 HD Manifold
PartNumber:
12605246
VEHICLE SPECIFIC
Product Specifications
Notes:
6.0 Liter Gas; All Models; 6.0l; Right; All
Location:
Passenger Side
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:
2003 GMC Sierra 2500 HD Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
View Related Parts
OEM (Genuine)
2003 GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)
PartNumber:
12557286
VEHICLE SPECIFIC
Product Specifications
Notes:
All Models; 8.1l; Right; 8.1 Liter Gas
Location:
Passenger Side
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:
2003 GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
View Related Parts
OEM (Genuine)
2003 GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor)
PartNumber:
12557287
VEHICLE SPECIFIC
Product Specifications
Notes:
All Models; 8.1l; Left; All; 8.1 Liter Gas
Location:
Driver Side
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:
2003 GMC Sierra 2500 HD Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor)
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
View Related Parts
OEM (Genuine)
2003 GMC Sierra 2500 HD Engine Exhaust Manifold
PartNumber:
97224587
VEHICLE SPECIFIC
Product Specifications
Notes:
All Models; 6.6l; Left; 6.6 Liter Turbo Diesel, 1st Design
Location:
Driver Side
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:
2003 GMC Sierra 2500 HD Engine Exhaust Manifold
More Info
Vehicle Fitment
2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
Filter results by vehicle options