2003 GMC Sierra 1500 Headers
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LM7, LR4, Long Tube Header Tube Type, Ceramic Coated
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Header Tube Type: Long Tube
Finish: Ceramic Coated
Flange Style: Round Port
Primary Tube Diameter: 1-3/4"
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L59, LM4, LM7, LR4, Long Tube Header Tube Type, Painted
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Header Tube Type: Long Tube
Finish: Painted
Flange Style: Round Port
Primary Tube Diameter: 1-3/4"
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Full-length Header Tube Type, Raw, Steel, Natural
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On Sale
Header Tube Type: Full-length
Finish: Raw
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Full-length Header Tube Type, Metallic Ceramic Coating
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Header Tube Type: Full-length
Finish: Metallic Ceramic Coating
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Chevy LS V8, Shorty Header Tube Type, Painted, Black
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Header Tube Type: Shorty
Finish: Painted
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Shorty Header Tube Type, Metallic Ceramic Coating
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Header Tube Type: Shorty
Finish: Metallic Ceramic Coating
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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LM7, LR4, Shorty Header Tube Type, Painted, Mild Steel
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Header Tube Type: Shorty
Finish: Painted
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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L33, L59, LM4, LM7, LQ4, LQ9, LR4, Temporary Paint
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Header Tube Type: Full-length
Finish: Temporary Paint
Primary Tube Diameter: 1-5/8"
Material Type: Steel
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Chevy LS V8, Shorty Header Tube Type, Ceramic Coated
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Header Tube Type: Shorty
Finish: Ceramic Coated
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Chevy LS V8, Full-length Header Tube Type, Steel, Black
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Header Tube Type: Full-length
Finish: Hi-Temp Black
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Chevy LS V8, Shorty Header Tube Type, Hi-Temp Black
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On Sale
Header Tube Type: Shorty
Finish: Hi-Temp Black
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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L33, L59, LM4, LM7, LQ4, LQ9, LR4, Steel, Silver
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Header Tube Type: Full-length
Finish: Silver ceramic coated
Primary Tube Diameter: 1-5/8"
Material Type: Steel
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LM7, LR4, Shorty Header Tube Type, Ceramic Coated
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Rebates Available
Header Tube Type: Shorty
Finish: Ceramic Coated
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Shorty Header Tube Type, Raw, Round Port Flange Style
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On Sale
Header Tube Type: Shorty
Finish: Raw
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Shorty Header Tube Type, Polished ceramic coated
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Header Tube Type: Shorty
Finish: Polished ceramic coated
Flange Style: Standard
Primary Tube Diameter: 1-5/8"
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Universal Fit, Block Hugger Header Tube Type, Natural
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Header Tube Type: Block Hugger
Finish: Natural
Flange Style: Round Port
Primary Tube Diameter: 1-5/8"
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Universal Fit, Natural, Oval Port Flange Style, Steel
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Finish: Natural
Flange Style: Oval Port
Primary Tube Diameter: 2"
Material Type: Steel
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Universal Fit, 1-7/8" Primary Tube Diameter
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Primary Tube Diameter: 1-7/8"
Collector Diameter : 3-1/2 Inch
Flange Thickness: 0.375"
Hardware Included: Yes
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Universal Fit, Block Hugger Header Tube Type, Chrome
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Header Tube Type: Block Hugger
Finish: Chrome
Flange Style: Standard
Primary Tube Diameter: 1-3/4"
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Universal Fit, Shorty Header Tube Type, Polished
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On Sale
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Header Tube Type: Shorty
Finish: Polished
Primary Tube Diameter: 1-5/8"
Material Type: 304 Stainless Steel
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Universal Fit, Block Hugger Header Tube Type, Steel
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On Sale
Header Tube Type: Block Hugger
Finish: Hi-Temp Black
Flange Style: Standard
Primary Tube Diameter: 1-3/4"
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Universal Fit, Turbo Header Tube Type, Natural
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Header Tube Type: Turbo
Finish: Natural
Primary Tube Diameter: 1-5/8"
Material Type: 304 Stainless Steel
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Universal Fit, Metallic Ceramic Coating, Steel, Silver
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On Sale
Finish: Metallic Ceramic Coating
Material Type: Steel
Color: Silver
Collector Diameter : 2-1/4 Inch
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Universal Fit, Metallic Ceramic Coating, Steel, Silver
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On Sale
Finish: Metallic Ceramic Coating
Material Type: Steel
Color: Silver
Collector Diameter : 2-1/4 Inch
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Universal Fit, Metallic Ceramic Coating, Steel, Silver
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On Sale
Finish: Metallic Ceramic Coating
Material Type: Steel
Color: Silver
Collector Diameter : 2-1/4 Inch
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Universal Fit, Turbo Header Tube Type, Natural
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On Sale
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Header Tube Type: Turbo
Finish: Natural
Primary Tube Diameter: 1-7/8"
Material Type: 304 Stainless Steel
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Universal Fit, Turbo Header Tube Type, Polished
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Header Tube Type: Turbo
Finish: Polished
Primary Tube Diameter: 1-7/8"
Material Type: 304 Stainless Steel
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Universal Fit, Turbo Header Tube Type, Mild Steel
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Header Tube Type: Turbo
Finish: Silver Metallic Ceramic
Primary Tube Diameter: 1-7/8"
Material Type: Mild Steel
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Universal Fit, Turbo Header Tube Type, Natural
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On Sale
Rebates Available
Header Tube Type: Turbo
Finish: Natural
Primary Tube Diameter: 1-3/4"
Material Type: 304 Stainless Steel
Quick View
Universal Fit, Metallic Ceramic Coating, Steel, Silver
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On Sale
Finish: Metallic Ceramic Coating
Material Type: Steel
Color: Silver
Collector Diameter : 2-1/2 Inch
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2003 Sierra 1500