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Hooker Aero Chamber Steel 3 Inch Muffler 21729HKR Muffler, Chamber, in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Each

SKU: HOK21729HKR

Mufflers

Hooker Aero Chamber Steel 3 Inch Muffler 21729HKR Muffler, Chamber, in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Each

SKU: HOK21729HKR

Mufflers
A$716.72
LOW STOCK! Est Ship 4-7 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.
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Description

Improve your exhaust flow by 23 percent with Hooker Aero Chamber mufflers. They are designed to do much more than simply muffle exhaust noise; they produce a deep throaty rumble that will not change--ever! Plus, Aero's aerodynamically designed chambers flow better to deliver more horsepower and torque thanks to their unique step principle. The stepped acceleration chamber increases exhaust gas velocity for maximum flow. An aerodynamic lens directs sound pressure into and out of the muffler while resonance chambers and sound absorption chambers create the sound. And, to keep Aero Chamber mufflers from rusting from the inside out--a stainless steel perforated plate to eliminate internal rust. Muffler cases are available in 16-gauge aluminized steel or stainless steel but it's truly what's inside that makes it so sophisticated. Need a muffler? Go with Hooker Aero Chamber mufflers--the real master of flow!

Part Type

Mufflers

Data: v4.2 - Upd: 2026-10-14 09:30:19

Specifications

Product Attributes - Brand
Hooker Headers
Product Attributes - Manufacturer's Part Number
21729HKR
Product Attributes - Part Type
Mufflers
Product Attributes - Product Line
Hooker Aero Chamber Mufflers
Product Attributes - UPC
090127589359
Product Attributes - Muffler Material
Steel
Product Attributes - Inlet Diameter (in.)
3.00 in.
Product Attributes - Outlet Diameter (in.)
2.50 in.
Product Attributes - Inlet Quantity
1
Product Attributes - Outlet Quantity
2
Product Attributes - Inlet Location
Offset
Product Attributes - Outlet Location
Offset
Product Attributes - Case Shape
Oval
Product Attributes - Reversible
No
Product Attributes - Internal Construction
Chambered
Product Attributes - Muffler Finish
Aluminized
Product Attributes - Case Exterior Length (in.)
20.00 in.
Product Attributes - Thickness (in.)
4.750
Product Attributes - Width (in.)
10.250 in.
Product Attributes - Outlet Style
Standard, without tip
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Hooker Headers
StreetFX SKU hok21729HKR
SFX Item ID 5013245
Supplier Item Code 5013245
Manufacturer SKU 21729HKR
Manufacturer UPC 90127589359
Alternative References HKR21729HKR

Compatibility

Application Data
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelFORMULA
    Beginning Year1989
    Ending Year1995
    Engine TypeV6
    Engine FamilyGM V6
    Engine Size5.0L/305
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelFORMULA
    Beginning Year1989
    Ending Year2002
    Engine TypeV6
    Engine FamilyGM V6
    Engine Size3.8L/231
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelFORMULA
    Beginning Year1993
    Ending Year1974
    Engine TypeV6
    Engine FamilyPontiac V8
    Engine Size6.6L/400
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelFORMULA
    Beginning Year1998
    Ending Year2002
    Engine TypeV6
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.5L/455
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelHO
    Beginning Year1970
    Ending Year1967
    Engine TypeL6
    Engine FamilyGM inline 6-cylinder
    Engine Size6.6L/400
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelS/E
    Beginning Year1982
    Ending Year1984
    Engine TypeL4
    Engine FamilyGM 4-cylinder
    Engine Size2.5L/151
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelS/E
    Beginning Year1982
    Ending Year1986
    Engine TypeV6
    Engine FamilyGM V6
    Engine Size2.8L/173
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelS/E
    Beginning Year1967
    Ending Year1977
    Engine TypeL4
    Engine FamilyOldsmobile V8
    Engine Size5.0L/305
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelSPRINT
    Beginning Year1977
    Ending Year1967
    Engine TypeL6
    Engine FamilyGM inline 6-cylinder
    Engine Size3.8L/230
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelSPRINT
    Beginning Year1977
    Ending Year1980
    Engine TypeL6
    Engine FamilyGM inline 6-cylinder
    Engine Size4.1L/250
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1969
    Ending Year1979
    Engine TypeV6
    Engine FamilyGM V6
    Engine Size6.6L/400
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1978
    Ending Year1975
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size7.5L/455
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1970
    Ending Year1976
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size7.5L/455
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1981
    Ending Year1981
    Engine TypeL6
    Engine FamilyPontiac V8
    Engine Size4.3L/265
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1979
    Ending Year1974
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size7.5L/455
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1980
    Ending Year1992
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size5.7L/350
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1987
    Ending Year1979
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size5.7L/350
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1989
    Ending Year1989
    Engine TypeV8
    Engine FamilyOldsmobile V8
    Engine Size5.7L/350
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1977
    Ending Year1977
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size4.9L/301
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM
    Beginning Year1977
    Ending Year1979
    Engine TypeL6
    Engine FamilyOldsmobile V8
    Engine Size6.6L/403
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GT
    Beginning Year1994
    Ending Year1994
    Engine TypeL4
    Engine FamilyGM 4-cylinder
    Engine Size2.5L/151
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA
    Beginning Year1978
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA
    Beginning Year1979
    Ending Year1992
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size4.9L/301
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelTRANS AM GTA SE
    Beginning Year1989
    Ending Year1989
    Engine TypeV6
    Engine FamilyGM V6
    Engine Size3.8L/231
  • UniversalNo
    MakePONTIAC
    ModelFIREBIRD
    SubmodelFORMULA
    Beginning Year1981
    Ending Year1981
    Engine TypeV8
    Engine FamilyPontiac V8
    Engine Size4.3L/265

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