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Flowtech Headers 11510FLT Headers, Long Tube, Steel, Painted, Chevy, K, V, Series Pickup, 250, 292, L6, Pair

SKU: BIG11510FLT

Headers

Flowtech Headers 11510FLT Headers, Long Tube, Steel, Painted, Chevy, K, V, Series Pickup, 250, 292, L6, Pair

SKU: BIG11510FLT

Headers

Sale ends in Calculating...

A$1,251.83 A$1,307.19
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Flowtech headers are designed to provide optimum exhaust flow for increased horsepower, torque, fuel economy, and improved throttle response. Leak-tested for maximum performance, they feature the industry's best welds for durability and are carefully engineered for precise fit. Available for a wide range of applications, they're offered in block hugger, competition, fenderwell, lakester, long tube, mid-length, shorty, upright, and turbo styles. Varying with the application, Flowtech headers are constructed from sturdy and lightweight cold-rolled mild steel or stainless steel for increased strength and durability. All tubing is mandrel-bent to provide consistent tubing diameter for smooth flow and increased exhaust velocity. Extra-thick, machined header flanges provide a leak-free seal and maximum strength. For long-term rust and corrosion-resistance, available finishes include natural and polished stainless steel, high heat-resistant black paint, or a satin silver metallic ceramic thermal barrier coating. All mounting hardware and premium gaskets are included.

Important notes: Breaking in an engine with ceramic coated headers WILL result in damage to the coating and will VOID all warranties. Ceramic coated headers require several heat cycles to fully cure before they will withstand extreme heat. Hooker recommends using cast iron exhaust manifolds or old headers to break in new engines to avoid coating damage. Flowtech does not recommend the use of header wraps as this will void the warranty.

Part Type

Headers

Data: v4.2 - Upd: 2026-10-22 00:25:36

Specifications

Product Attributes - Brand
Flowtech
Product Attributes - Manufacturer's Part Number
11510FLT
Product Attributes - Part Type
Headers
Product Attributes - Product Line
Flowtech Headers
Product Attributes - UPC
090127588772
Product Attributes - Header Style
Long tube one-piece
Product Attributes - Header Material
Steel
Product Attributes - Primary Tube Outside Diameter (in.)
1 1/2 in.
Product Attributes - Header Color
Temporary non-high temperature paint
Product Attributes - Flange Style
Standard
Product Attributes - Weld-Up
No
Product Attributes - Collector Attachment
3-bolt flange
Product Attributes - Collector Diameter (in.)
2.50
Product Attributes - Collector Reducers Included
Yes
Product Attributes - Collector Reducer Exit Diameter
2.000 in.
Product Attributes - Tuned
No
Product Attributes - Primary Tube Gauge
18-gauge
Product Attributes - Flange Thickness (in.)
0.31 in.
Product Attributes - Bolts/Studs Included
Yes
Product Attributes - Gaskets Included
Yes
Product Attributes - Crossover Pipe Included
No
Product Attributes - Catalytic Converter(s) Included
No
Product Attributes - Motor Mounts Included
No
Product Attributes - Transmission Mount Included
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
The paint applied to these headers is a temporary coating only and is designed to burn off during use. High temperature paint or other high temperature coatings are recommended.

Reference Information

Brand Name/s Flowtech
StreetFX SKU big11510FLT
SFX Item ID 5092236
Supplier Item Code 5092236
Manufacturer SKU 11510FLT
Manufacturer UPC 90127588727
Alternative References L6

Compatibility

Application Data
  • MakeCHEVROLET
    ModelK10 PICKUP
    SubmodelBASE
    Beginning Year1963
    Ending Year1965
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size3.8L/230
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK10 PICKUP
    SubmodelBASE
    Beginning Year1963
    Ending Year1966
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK10 PICKUP
    SubmodelBASE
    Beginning Year1966
    Ending Year1966
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.1L/250
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK10 PICKUP
    SubmodelBASE
    Beginning Year1970
    Ending Year1972
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.1L/250
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK20 PICKUP
    SubmodelBASE
    Beginning Year1963
    Ending Year1964
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK20 PICKUP
    SubmodelBASE
    Beginning Year1963
    Ending Year1965
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size3.8L/230
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK20 PICKUP
    SubmodelBASE
    Beginning Year1966
    Ending Year1974
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.1L/250
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK20 PICKUP
    SubmodelBASE
    Beginning Year1970
    Ending Year1972
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelCHEYENNE
    Beginning Year1978
    Ending Year1980
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelCUSTOM
    Beginning Year1981
    Ending Year1986
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelCUSTOM DELUXE
    Beginning Year1978
    Ending Year1980
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelDELUXE
    Beginning Year1981
    Ending Year1981
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30 PICKUP
    SubmodelBASE
    Beginning Year1968
    Ending Year1972
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30 PICKUP
    SubmodelBASE
    Beginning Year1968
    Ending Year1974
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.1L/250
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelSCOTTSDALE
    Beginning Year1978
    Ending Year1980
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelSCOTTSDALE
    Beginning Year1984
    Ending Year1986
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelSILVERADO
    Beginning Year1979
    Ending Year1980
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelK30
    SubmodelSILVERADO
    Beginning Year1985
    Ending Year1986
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelV20
    SubmodelCUSTOM DELUXE
    Beginning Year1987
    Ending Year1987
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelV20
    SubmodelSCOTTSDALE
    Beginning Year1987
    Ending Year1987
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelV20
    SubmodelSILVERADO
    Beginning Year1987
    Ending Year1987
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelV30
    SubmodelCUSTOM DELUXE
    Beginning Year1987
    Ending Year1987
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelV30
    SubmodelSCOTTSDALE
    Beginning Year1987
    Ending Year1987
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
  • MakeCHEVROLET
    ModelV30
    SubmodelSILVERADO
    Beginning Year1987
    Ending Year1987
    Engine TypeL6
    Engine FamilyGM L6 GAS
    Engine Size4.8L/292
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes

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