{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
1985 GMC G2500
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
1985 GMC G2500

1985 GMC G2500 Headers

Refine by:

Shop Catalog

Showing 1 - 15 of 53 results
Display item:
15
30
45
Sort by:
Shorty Headers
Hooker®
Shorty Headers
Part Number: H262100
Guaranteed to Fit
$378.95
Vehicle Fitment
  • 1985 GMC G2500 Vandura 8 Cyl 5.0L 1.625 in. Tubing, Intended For Race Use Only
  • 1985 GMC G2500 Rally STX 8 Cyl 5.7L 1.625 in. Tubing, Intended For Race Use Only
  • 1985 GMC G2500 Vandura 8 Cyl 5.7L 1.625 in. Tubing, Intended For Race Use Only
  • 1985 GMC G2500 Rally STX 8 Cyl 5.0L 1.625 in. Tubing, Intended For Race Use Only
  • 1985 GMC G2500 Rally 8 Cyl 5.0L 1.625 in. Tubing, Intended For Race Use Only
  • 1985 GMC G2500 Rally 8 Cyl 5.7L 1.625 in. Tubing, Intended For Race Use Only
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Super competition block hugger SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : Hooker 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 PortPrimary Tube Gauge : 18 GaugeMaterial : Made of SteelProduct Fit : Direct FitDesign : 4-1Includes : With ReducersCollector Attachment Style : Flange
Shorty Headers
Hooker®
Shorty Headers
Part Number: H262001
Guaranteed to Fit
$594.95
Vehicle Fitment
  • 1985 GMC G2500 Vandura 8 Cyl 5.0L 1.625 In. Od Tubing; Collector Size 2.5 In. Od/Length 4 In.; Port Shape Round; Silver Metallic Ceramic; Not Legal For Sale Or Use In California
  • 1985 GMC G2500 Rally STX 8 Cyl 5.7L 1.625 In. Od Tubing; Collector Size 2.5 In. Od/Length 4 In.; Port Shape Round; Silver Metallic Ceramic; Intended For Race Use Only
  • 1985 GMC G2500 Vandura 8 Cyl 5.7L 1.625 In. Od Tubing; Collector Size 2.5 In. Od/Length 4 In.; Port Shape Round; Silver Metallic Ceramic; Intended For Race Use Only
  • 1985 GMC G2500 Rally STX 8 Cyl 5.0L 1.625 In. Od Tubing; Collector Size 2.5 In. Od/Length 4 In.; Port Shape Round; Silver Metallic Ceramic; Not Legal For Sale Or Use In California
  • 1985 GMC G2500 Rally 8 Cyl 5.0L 1.625 In. Od Tubing; Collector Size 2.5 In. Od/Length 4 In.; Port Shape Round; Silver Metallic Ceramic; Not Legal For Sale Or Use In California
  • 1985 GMC G2500 Rally 8 Cyl 5.7L 1.625 In. Od Tubing; Collector Size 2.5 In. Od/Length 4 In.; Port Shape Round; Silver Metallic Ceramic; Intended For Race Use Only
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Series : Super Competition SeriesHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Ceramic CoatedCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : Hooker 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 FitDesign : 01/04/2024
Headers
Hooker®
Headers
Part Number: H262301
Guaranteed to Fit
$642.95
Vehicle Fitment
  • 1985 GMC G2500 Vandura 8 Cyl 5.0L 1.625 In. Tubing; Collector Size 2.5 In./Length 4 In.; Port Shape D-Shaped; Silver Metallic Ceramic; Intended For Race Use Only; Engine Break In Will Damage Ceramic Coated Headers And Void Warranty
  • 1985 GMC G2500 Rally STX 8 Cyl 5.7L 1.625 In. Tubing; Collector Size 2.5 In./Length 4 In.; Port Shape D-Shaped; Silver Metallic Ceramic; Intended For Race Use Only; Engine Break In Will Damage Ceramic Coated Headers And Void Warranty
  • 1985 GMC G2500 Vandura 8 Cyl 5.7L 1.625 In. Tubing; Collector Size 2.5 In./Length 4 In.; Port Shape D-Shaped; Silver Metallic Ceramic; Intended For Race Use Only; Engine Break In Will Damage Ceramic Coated Headers And Void Warranty
  • 1985 GMC G2500 Rally STX 8 Cyl 5.0L 1.625 In. Tubing; Collector Size 2.5 In./Length 4 In.; Port Shape D-Shaped; Silver Metallic Ceramic; Intended For Race Use Only; Engine Break In Will Damage Ceramic Coated Headers And Void Warranty
  • 1985 GMC G2500 Rally 8 Cyl 5.0L 1.625 In. Tubing; Collector Size 2.5 In./Length 4 In.; Port Shape D-Shaped; Silver Metallic Ceramic; Intended For Race Use Only; Engine Break In Will Damage Ceramic Coated Headers And Void Warranty
  • 1985 GMC G2500 Rally 8 Cyl 5.7L 1.625 In. Tubing; Collector Size 2.5 In./Length 4 In.; Port Shape D-Shaped; Silver Metallic Ceramic; Intended For Race Use Only; Engine Break In Will Damage Ceramic Coated Headers And Void Warranty
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Primary Tube Diameter : 1 5/8 in.Color Finish : SilverQuantity Sold : KitWarranty : Hooker 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 Mild 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
$295.95
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
$285.95
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
$280.95
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
Headers
Flowtech®
Headers
Part Number: F3111535FLT
Universal Fit
$264.95
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
Headers
Flowtech®
Headers
Part Number: F3111537FLT
Universal Fit
$279.95
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: F3131000
Universal Fit
$555.95
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 : Ceramic CoatedCollector 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 : 5/16 in. Thick Head Flange
Headers
Flowtech®
Headers
Part Number: F3111539FLT
Universal Fit
$371.95
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
Page 1 of 4 | Showing 1 - 15 of 53 results

Popular Products

Helpful Automotive Resources

The Best Car Upgrades For Improved Performance
The Best Car Upgrades For Improved PerformanceYou don’t have to upgrade your engine’s components to get more horsepower and torque from your engine. Most modern vehicles are equipped with engine control units (ECUs) that manage your engine’s ability to produce power in varying conditions. ECUs are generally set to have a torque map that’s meant to
Best Headers
Best HeadersIf you’re thinking of giving your vehicle a performance upgrade, you might want to consider getting a new exhaust header. A header is an aftermarket exhaust manifold upgrade that reduces back pressure by making it easier for the engine to push exhaust gases out of the cylinders. 5 Best Headers
Improve Your Exhaust Note With These Exhaust System Parts
Improve Your Exhaust Note With These Exhaust System PartsChoosing your header’s material is important because the header plays a big role in your vehicle’s exhaust note and the engine’s acoustics. Generally speaking, stainless steel exhaust parts create a clean and high-pitched metallic noise. One way to describe it is like how aluminum cans reverberate sound. Meanwhile, steel exhaust
Exhaust Manifolds vs. Headers: What You Need to Know
Exhaust Manifolds vs. Headers: What You Need to KnowExhaust manifolds are typically made from thick cast iron. The manifolds feature short inlets, which may be of varying lengths, that come together in a single collector. Engines with a ‘V’ or flat configuration have two exhaust manifolds (one for each bank of cylinders), whereas inline or straight engines have