2003 GMC Sierra 1500 Headers
Products
You've Selected:
Selected Filters
Select Your Vehicle
See More Filters
Sort by:
Relevance Selected
Flowtech 31533FLT Long Tube Header, Ceramic Coated
LM7, LR4, Long Tube Header Tube Type, Ceramic Coated
Ships Free
On Sale
Header Tube Type: Long Tube
Finish: Ceramic Coated
Flange Style: Round Port
Primary Tube Diameter: 1-3/4"
Quick View
Flowtech 11533FLT Long Tube Header with Y-Pipe, 1-3/4 Inch Primaries
L59, LM4, LM7, LR4, Long Tube Header Tube Type, Painted
Ships Free
On Sale
Header Tube Type: Long Tube
Finish: Painted
Flange Style: Round Port
Primary Tube Diameter: 1-3/4"
Quick View
Flowtech 91843FLT Shorty Headers, 2002-2013 GM Pickup/SUV, 4.8L/5.3L
Chevy LS V8, Shorty Header Tube Type, Painted, Black
Ships Free
On Sale
Header Tube Type: Shorty
Finish: Painted
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Patriot Exhaust H8057 Header, 99-05 Chevy Truck 4.8-6.0L, Raw
Full-length Header Tube Type, Raw, Steel, Natural
Ships Free
On Sale
Header Tube Type: Full-length
Finish: Raw
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Hooker 2850HKR Super Competition Long Tube Header, Painted
L33, L59, LM4, LM7, LQ4, LQ9, LR4, Temporary Paint
Ships Free
On Sale
Header Tube Type: Full-length
Finish: Temporary Paint
Primary Tube Diameter: 1-5/8"
Material Type: Steel
Quick View
Doug's Headers D3373-R Replacement Header, 1-5/8 In, 02-07 Chevy Truck
Raw, Round Port Flange Style, Steel, Natural
Ships Free
On Sale
Finish: Raw
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Material Type: Steel
Quick View
Patriot Exhaust H8057-1 Header, 99-05 Chevy Truck 4.8-6.0L, CC
Full-length Header Tube Type, Metallic Ceramic Coating
Ships Free
On Sale
Header Tube Type: Full-length
Finish: Metallic Ceramic Coating
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Flowtech 91843-1FLT Shorty Headers, 2002-2013 GM Pickup/SUV, 4.8L/5.3L
Chevy LS V8, Shorty Header Tube Type, Ceramic Coated
Ships Free
On Sale
Header Tube Type: Shorty
Finish: Ceramic Coated
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Patriot Exhaust H8057-B Header, 99-05 Chevy Truck 4.8-6.0L, Black
Chevy LS V8, Full-length Header Tube Type, Steel, Black
Ships Free
On Sale
Header Tube Type: Full-length
Finish: Hi-Temp Black
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Flowtech 91836FLT Shorty Headers, 2002-2004 GM Pickup/SUV, 4.8L/5.3L
LM7, LR4, Shorty Header Tube Type, Painted, Mild Steel
Ships Free
On Sale
Header Tube Type: Shorty
Finish: Painted
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Doug's Headers D3373 Replacement Header, 1-5/8 In, 02-07 Chevy Truck
Metallic Ceramic Coating, Round Port Flange Style
Ships Free
On Sale
Finish: Metallic Ceramic Coating
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Material Type: Steel
Quick View
Hooker 2850-1HKR Super Competition Long Tube Header, Ceramic Coated
L33, L59, LM4, LM7, LQ4, LQ9, LR4, Steel, Silver
Ships Free
On Sale
Header Tube Type: Full-length
Finish: Silver ceramic coated
Primary Tube Diameter: 1-5/8"
Material Type: Steel
Quick View
Flowtech 91836-1FLT Shorty Headers, 2002-2004 GM Pickup/SUV, 4.8L/5.3L
LM7, LR4, Shorty Header Tube Type, Ceramic Coated
Ships Free
On Sale
Header Tube Type: Shorty
Finish: Ceramic Coated
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Flowmaster 814123 Scavenger Series Elite Header, Shorty 02-14 GM
Shorty Header Tube Type, Polished ceramic coated
Ships Free
On Sale
Header Tube Type: Shorty
Finish: Polished ceramic coated
Flange Style: Standard
Primary Tube Diameter: 1-5/8"
Quick View
Doug's Headers D3373-B Replacement Header, 1-5/8 In, 02-07 Chevy Truck
Chevy LS V8, Hi-Temp Black, Round Port Flange Style
Ships Free
On Sale
Finish: Hi-Temp Black
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Material Type: Steel
Quick View
Doug's Headers D926 Aluminum Y-Pipe, 3 Inch, 99-05 Chevy Truck
LS1, LS2, 283, Metallic Ceramic Coating, Steel, Silver
Ships Free
On Sale
Finish: Metallic Ceramic Coating
Material Type: Steel
Color: Silver
Hardware Included: Yes
Quick View
Big Block Chevy Weld Up Header Kit, 2 In Primary, 3.5 In Collector
Universal Fit, Natural, Round Port Flange Style, Steel
Ships Free
Finish: Natural
Flange Style: Round Port
Primary Tube Diameter: 2"
Material Type: Steel
Quick View
Speedway 429/460 BBF Big Block Ford Exhaust Header Kit
Universal Fit, Natural, Oval Port Flange Style, Steel
Ships Free
Finish: Natural
Flange Style: Oval Port
Primary Tube Diameter: 2"
Material Type: Steel
Quick View
Small Block Ford Block Hugger Tight-Fit Headers, Raw Finish
Universal Fit, Block Hugger Header Tube Type, Natural
Ships Free
Header Tube Type: Block Hugger
Finish: Natural
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
Quick View
Speedway LS1 Header Kit, 1-7/8 Inch Tube
Universal Fit, 1-7/8" Primary Tube Diameter
Ships Free
Primary Tube Diameter: 1-7/8"
Collector Diameter : 3-1/2 Inch
Flange Thickness: 0.375"
Hardware Included: Yes
Quick View
Hooker 2953HKR Super Competition Long Tube Header, 10 Inch Length
Universal Fit, Full-length Header Tube Type, Natural
Ships Free
On Sale
Header Tube Type: Full-length
Finish: Natural
Primary Tube Diameter: 2-1/8"
Material Type: Steel
Quick View
Garage Sale - Hooker 2841-1HKR Super Competition Long Tube Header, Ceramic Coated
Universal Fit, Full-length Header Tube Type, Steel
Ships Free
On Sale
Garage Sale
Header Tube Type: Full-length
Finish: Silver ceramic coated
Flange Style: Round Port
Primary Tube Diameter: 2"
Quick View
Garage Sale - Hooker 22201HKR Single Tip Round Style Exhaust Tip, Large Bore
Universal Fit, Ceramic Coated, 2" Primary Tube Diameter
On Sale
Garage Sale
Finish: Ceramic Coated
Primary Tube Diameter: 2"
Material Type: Mild Steel
Color: Silver
Quick View
Change Your Vehicle
All Makes
Year
Make
Model
Remove Vehicle
2003 Sierra 1500