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Jba

Jba

JBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Raw 409SS Cat4Ward Header

SKU: JBA1850S-3

Headers

JBA Cat4Ward Headers...

JBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Raw 409SS Cat4Ward Header
Jba

Jba

JBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Raw 409SS Cat4Ward Header

SKU: JBA1850S-3

Headers

JBA Cat4Ward Headers...

A$1,240.49
LOW STOCK! Est Ship 3-5 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

JBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainless steel to endure the abuse of racing, towing, and daily driving – built to withstand it all. JBA’s proprietary Firecone collector design uses race proven technology for producing maximum power and torque gains where you drive most. Each system includes factory style emission connections and high-quality hardware for a professional no-leak installation.

Part Type

Headers - 03-06 GM Truck /Hummer 6.0L

Data: v4.2 - Upd: 2026-10-13 16:55:32

Features

  • 3/8" thick machined flanges with Oversized exhaust ports
  • Extra thick collector domes
  • Factory style emission connections
  • Mandrel bent stainless steel tube
  • Proprietary JBA Firecone collector

Specifications

Product Attributes - UPC
694342527617
Product Attributes - Brand
JBA Performance Exhaust
Product Attributes - Notes
Fits models without EGR.
Product Attributes - Tuned
No
Product Attributes - Weld-Up
No
Product Attributes - Quantity
Sold as a pair.
Product Attributes - Emissions
California EO Approved
Product Attributes - Part Type
Headers
Product Attributes - Flange Style
Standard
Product Attributes - Header Color
Natural
Product Attributes - Header Style
Shorty
Product Attributes - Product Line
JBA Performance Exhaust Cat4ward Headers
Product Attributes - Header Material
409 stainless steel
Product Attributes - Gaskets Included
Yes
Product Attributes - CARB EO Number(s)
D-57-33
Product Attributes - Primary Tube Gauge
16-gauge
Product Attributes - Bolts/Studs Included
Yes
Product Attributes - Collector Attachment
3-bolt flange
Product Attributes - Motor Mounts Included
No
Product Attributes - Flange Thickness (in.)
0.38 in.
Product Attributes - Crossover Pipe Included
No
Product Attributes - Collector Diameter (in.)
2.50
Product Attributes - Manufacturer's Part Number
1850S-3
Product Attributes - Collector Reducers Included
No
Product Attributes - Transmission Mount Included
No
Product Attributes - Catalytic Converter(s) Included
No
Product Attributes - Primary Tube Outside Diameter (in.)
1 5/8 in.

Reference Information

Brand Name/s Jba
StreetFX SKU jba1850S-3
SFX Item ID 4071862
Supplier Item Code 4071862
Manufacturer SKU 1850S-3
Manufacturer UPC 694342527617
Alternative References cat4ward, 6.0L, 1-5/8in, 409SS

Brochures

Compatibility

Application Data
  • MakeCADILLAC
    ModelESCALADE
    SubmodelBASE
    Beginning Year2003
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Drivetrain4WD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftNo
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCADILLAC
    ModelESCALADE
    SubmodelBASE
    Beginning Year2003
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftNo
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelBASE
    Beginning Year2005
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelBASE
    Beginning Year2005
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLS
    Beginning Year2003
    Ending Year2003
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLS
    Beginning Year2003
    Ending Year2003
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLS
    Beginning Year2005
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLS
    Beginning Year2005
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLT
    Beginning Year2003
    Ending Year2003
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLT
    Beginning Year2003
    Ending Year2003
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLT
    Beginning Year2005
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLT
    Beginning Year2005
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year2004
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year2004
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainAWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year2004
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainAWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year2005
    Ending Year2005
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year2004
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year2004
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainAWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year2004
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainAWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year2005
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelSS
    Beginning Year2003
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainAWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelSS
    Beginning Year2003
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainAWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelSS
    Beginning Year2004
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelSS
    Beginning Year2005
    Ending Year2006
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    DrivetrainRWD
    Power SteeringYes
    Power Brakes (application)Yes
    Air ConditioningYes
    Standard Transmission Column ShiftNo
    Standard Transmission Floor ShiftYes
    Automatic Transmission Column ShiftYes
    Automatic Transmission Floor ShiftYes
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.
  • MakeCHEVROLET
    ModelSILVERADO 2500
    SubmodelBASE
    Beginning Year2003
    Ending Year2004
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    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
    Footnotes16 - JBA Cat4ward Shorty, direct replacement for factory manifold, installation hardware kit included.

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