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1999 GMC Sierra 1500
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60-Day Returns
Lifetime Replacement
1999 GMC Sierra 1500

1999 GMC Sierra 1500 Headers

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Shorty Headers
BBK®
Shorty Headers
Part Number: B454005
Guaranteed to Fit
$499.99
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L
Product Details
Emissions : 50-State LegalSeries : Performance Replacement SeriesHeader Style : ShortyPrimary Tube Diameter : 1.75 in. Primary TubeColor Finish : Titanium Ceramic CoatedCollector Diameter : 3 in. CollectorQuantity Sold : KitWarranty : 1-year BBK limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortEO Number : D-245-18Primary Tube Gauge : 14 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsCollector Attachment Style : FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F3191834
Guaranteed to Fit
$435.95
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L RWD, Standard, Without A.I.R., with EGR, 50 States Emissions Legal, CARB E.O. D-115-16, Stock Replacement, Will Not Fit with A.I.R. Injection Pump
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L 4WD, Standard, Without A.I.R., with EGR, 50 States Emissions Legal, CARB E.O. D-115-16, Stock Replacement, Will Not Fit with A.I.R. Injection Pump
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L RWD, Standard, Without A.I.R., with EGR, 50 States Emissions Legal, CARB E.O. D-115-16, Stock Replacement, Will Not Fit with A.I.R. Injection Pump
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L RWD, Standard, Without A.I.R., with EGR, 50 States Emissions Legal, CARB E.O. D-115-16, Stock Replacement, Will Not Fit with A.I.R. Injection Pump
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L RWD, Standard, Without A.I.R., with EGR, 50 States Emissions Legal, CARB E.O. D-115-16, Stock Replacement, Will Not Fit with A.I.R. Injection Pump
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L RWD, Standard, Without A.I.R., with EGR, 50 States Emissions Legal, CARB E.O. D-115-16, Stock Replacement, Will Not Fit with A.I.R. Injection Pump
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Shorty SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortProvision : EGRPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gasket(s) and Bolts/StudsCollector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
Shorty Headers
BBK®
Shorty Headers
Part Number: B4540050
Guaranteed to Fit
$549.99
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L
Product Details
Emissions : 50-State LegalSeries : Shorty Tuned SeriesHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Silver Ceramic CoatedCollector Diameter : 3 in. CollectorQuantity Sold : KitWarranty : 1-year BBK limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including chemicals, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortEO Number : EO Number: D-245-18Primary Tube Gauge : 14 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsCollector Attachment Style : FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Long Tube Headers
BBK®
Long Tube Headers
Part Number: B451614
Guaranteed to Fit
$799.99
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : Long TubePrimary Tube Diameter : 1.75 in. Primary TubeColor Finish : Silver CeramicQuantity Sold : KitWarranty : 1-year BBK limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of SteelProduct Fit : Direct Fit
Long Tube Headers
BBK®
Long Tube Headers
Part Number: B4516140
Guaranteed to Fit
$849.99
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : Long TubePrimary Tube Diameter : 1.75 in. Primary TubeColor Finish : Silver CeramicQuantity Sold : KitWarranty : 1-year BBK limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of SteelProduct Fit : Direct Fit
Long Tube Headers
Kooks®
Long Tube Headers
Part Number: KCH2851H220
Guaranteed to Fit
$3,231.49
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L With Catted Connection Kit, Intended For Race Use Only
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : Long TubePrimary Tube Diameter : 1.75 in. Primary TubeColor Finish : NaturalQuantity Sold : KitWarranty : Lifetime Kooks limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of Stainless SteelProduct Fit : Direct Fit
Long Tube Headers
Kooks®
Long Tube Headers
Part Number: KCH2851H420
Guaranteed to Fit
$3,438.99
Vehicle Fitment
  • 1999 GMC Sierra 1500 SLE 8 Cyl 4.8L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SL 8 Cyl 4.8L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SLT 8 Cyl 5.3L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SLE 8 Cyl 5.3L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SL 8 Cyl 5.3L With Catted Connection Kit, Intended For Race Use Only
  • 1999 GMC Sierra 1500 SLT 8 Cyl 4.8L With Catted Connection Kit, Intended For Race Use Only
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : Long TubePrimary Tube Diameter : 1.88 in. Primary TubeColor Finish : NaturalQuantity Sold : KitWarranty : Lifetime Kooks limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of Stainless SteelProduct Fit : Direct Fit
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F3112000
Universal Fit
$311.95
Product Details
Notes : Fits Ford Small Block (289-351W Only)Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Block Hugger SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelProduct Fit : UniversalDesign : 4-1Includes : With Gaskets and Bolts/StudsCollector Attachment Style : FlangedHead Flange Thickness : 5/16 in. Thick Head Flange
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F3111576FLT
Universal Fit
$266.35
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : LS Swap SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : PolishedQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of Stainless SteelProduct Fit : UniversalHead Flange Thickness : 3/8 in. Thick Head Flange
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F3111575FLT
Universal Fit
$257.35
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : LS Swap SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : NaturalQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of Stainless SteelProduct Fit : UniversalHead Flange Thickness : 3/8 in. Thick Head Flange
Block Hugger Header, Set of 2
Flowtech®
Block Hugger Header, Set of 2
Part Number: F3111030
Universal Fit
$294.95
Product Details
Notes : Designed for custom installations utilizing a Chevrolet 396, 402, 407, and 454 Big Block V-8 EngineEmissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Block Hugger SeriesHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelProduct Fit : UniversalDesign : 4-1Includes : With Gaskets and Bolts/StudsCollector Attachment Style : FlangedHead Flange Thickness : 5/16 in. Thick Head Flange
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F3111000
Universal Fit
$252.85
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Block Hugger SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelProduct Fit : UniversalDesign : 4-1Includes : With Gaskets and Bolts/StudsCollector Attachment Style : FlangedHead Flange Thickness : 5/16 in. Thick Head Flange
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F3111706FLT
Universal Fit
$349.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Block Hugger SeriesHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortMaterial : Made of SteelProduct Fit : UniversalDesign : 4-1Collector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
Headers
Flowtech®
Headers
Part Number: F3131536FLT
Universal Fit
$401.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Color Finish : NaturalQuantity Sold : KitWarranty : 90-day Flowtech warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of Stainless SteelProduct Fit : Universal
Shorty Headers
Flowtech®
Shorty Headers
Part Number: F31117061FLT
Universal Fit
$499.95
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Block Hugger SeriesHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Ceramic CoatedCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 5-Year Or 50,000-Mile Flowmaster Warranty On Exterior CasingsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Port Shape : Round PortMaterial : Made of SteelProduct Fit : UniversalDesign : 4-1Collector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
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Flowtech Shorty Headers
$349.95
Q:Will this fit on a 98 3.9l magnum ?
Zane
A:BEST ANSWERHi Zane, thank you for reaching out! No, it will not fit. Let us know if you need further assistance. Have a great day! Show less
Andrew B.
 
1 Question, 1 AnswerView all Q&As >

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