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Flowtech Long Tube Headers

387-11500S


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Flowtech 11500S
$353.95
Long Tube Headers
  • Chevy 283-400
  • 1966-87 Chevy/GMC 1/2, 3/4 & 1-Ton 2WD/4WD
  • 1966-91 Blazer/Jimmy K5, Suburban 4WD
  • 1967-87 Chevy Blazer & GMC Jimmy 2WD
  • 1988-91 Chevy/GMC 1-Ton Crew Cab 2WD/4WD
  • 1.5'' Tube
  • 3'' Collector
  • With Air Tubes
  • Free Shipping - Estimated to ship directly from the manufacturer on 04/27/21
    QTY

    Does Flowtech 11500S fit your vehicle?

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    1979 GMC C3500

    • Liter: 5.7
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: L

    1984 GMC C2500

    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M

    1984 CHEVROLET K10

    • Liter: 6.2
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; This part is legal for sale or use on Racing Use Only Vehicles~ WARNING: It is against the law to install this part on an Emissions Controlled Vehicle~ The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street
    • CUI: 379
    • Engine Type: V8 ( 6.2L / 379 )
    • Engine Vin: C

    1975 CHEVROLET C20 SUBURBAN

    • Liter: 5.7
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]~ w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~ w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~ This part is legal for sale or use on Racing Use Only Vehicles~ WARNING: It is against the law to install this part on an Emissions Controlled Vehicle~ The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: Y

    1968 CHEVROLET K10 SUBURBAN

    • Liter: 5.4
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; Does Not Fit w/Angle Plug Heads~May Require Clutch Linkage Modification~Req. A/C Bracket PN[10042FLT]~w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]
    • CUI: 327
    • Engine Type: V8 ( 5.4L / 327 )
    • Engine Vin: E

    1975 GMC K25 SUBURBAN

    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]~ w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~ w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: Y

    1982 CHEVROLET K10

    • Liter: 5.7
    • SubModel: CUSTOM
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]~ w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~ w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~ This part is legal for sale or use on Racing Use Only Vehicles~ WARNING: It is against the law to install this part on an Emissions Controlled Vehicle~ The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: L

    1976 CHEVROLET C10

    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; Does Not Fit w/Angle Plug Heads~May Require Clutch Linkage Modification~Req. A/C Bracket PN[10042FLT]
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: L

    1971 CHEVROLET K20 SUBURBAN

    • Liter: 5
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]~ This part is legal for sale or use on Racing Use Only Vehicles~ WARNING: It is against the law to install this part on an Emissions Controlled Vehicle~ The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street
    • CUI: 307
    • Engine Type: V8 ( 5L / 307 )
    • Engine Vin: P

    1973 CHEVROLET C20 SUBURBAN

    • Liter: 5.7
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]~ w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~ w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: -

    1974 GMC C15/C1500 SUBURBAN

    • Liter: 5.7
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; Does Not Fit w/Angle Plug Heads~May Require Clutch Linkage Modification~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: -

    1980 GMC K3500

    • Liter: 5.7
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: 1.5 in. Primary Tubing; 3 in. Collector Size; w/Air Fittings; Mild Steel; Black Painted Finish; Gaskets; Hardware;Intended For Race Use Only; May Require Clutch Linkage Modification~ Does Not Fit w/Angle Plug Heads~ Req. A/C Bracket PN[10042FLT]~ w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~ w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~ This part is legal for sale or use on Racing Use Only Vehicles~ WARNING: It is against the law to install this part on an Emissions Controlled Vehicle~ The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: L

    Items You Need

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.