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Hooker Competition Headers 2452-2HKR Headers, Competition, Long Tube, Stainless Steel, Chevy, GMC, SUV, Pickup, RWD, Small Block, Pair

SKU: HOK2452-2HKR

Headers

Hooker Competition Headers 2452-2HKR Headers, Competition, Long Tube, Stainless Steel, Chevy, GMC, SUV, Pickup, RWD, Small Block, Pair

SKU: HOK2452-2HKR

Headers

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A$1,712.04
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

Hooker Competition headers are designed for stock or mildly modified engines for the value-conscious buyer. Made from durable 16-gauge steel, Competition headers feature 5/16 in. thick flanges that are heavy enough to maintain header integrity, yet pliable enough to seal each exhaust port. Unless otherwise noted, these headers are designed to fit the vehicle as it came from the manufacturer. This includes components like cylinder heads, chassis, steering, motor mounts, body mounts and bushings, etc. If your vehicle is using aftermarket components, parts from other applications, or custom altered parts, then it is the installer's responsibility to verify fitment.

Part Type

Headers

Data: v4.2 - Upd: 2026-10-11 02:18:42

Specifications

Product Attributes - Brand
Hooker Headers
Product Attributes - Manufacturer's Part Number
2452-2HKR
Product Attributes - Part Type
Headers
Product Attributes - Product Line
Hooker Competition Headers
Product Attributes - UPC
090127596166
Product Attributes - Header Style
Long tube one-piece
Product Attributes - Header Material
304 stainless steel
Product Attributes - Primary Tube Outside Diameter (in.)
1 5/8 in.
Product Attributes - Header Color
Natural
Product Attributes - Flange Style
Standard
Product Attributes - Weld-Up
No
Product Attributes - Cylinder Head Port Shape
Oval
Product Attributes - Collector Attachment
3-bolt flange
Product Attributes - Collector Diameter (in.)
2.50
Product Attributes - Collector Reducers Included
No
Product Attributes - Tuned
No
Product Attributes - Primary Tube Gauge
16-gauge
Product Attributes - Spark Plug Position
Straight
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 as a pair.

Reference Information

Brand Name/s Hooker Headers
StreetFX SKU hok2452-2HKR
SFX Item ID 5013176
Supplier Item Code 5013176
Manufacturer SKU 2452-2HKR
Manufacturer UPC 90127596166
Alternative References HKR2452-2HKR

Compatibility

Application Data
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size6.6L/400
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSTREET COUPE
    Beginning Year1988
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelHIGH SIERRA
    Beginning Year1988
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSIERRA GRANDE
    Beginning Year1979
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA GRANDE
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA GRANDE
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.9L/302
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA CLASSIC
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.0L/305
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA CLASSIC
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.6L/283
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA CLASSIC
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA CLASSIC
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR3500
    SubmodelSIERRA CLASSIC
    Beginning Year1970
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.0L/307
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSIERRA CLASSIC
    Beginning Year1988
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSIERRA CLASSIC
    Beginning Year1988
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSIERRA CLASSIC
    Beginning Year1988
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size6.6L/400
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelHIGH SIERRA
    Beginning Year1988
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.6L/283
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSIERRA GRANDE
    Beginning Year1977
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.9L/302
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSIERRA GRANDE
    Beginning Year1973
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1985
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1985
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.0L/307
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.4L/327
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.
  • MakeGMC
    ModelR2500 SUBURBAN
    SubmodelSLE
    Beginning Year1990
    Ending Year1989
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftYes
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftNo
    Application NotesFits 1988-91 crew cab only.

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