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Gibson 99-01 Chevrolet Silverado 1500 Base 4.8L 1-5/8in 16 Gauge Performance Header - Ceramic Coated

SKU: GIBGP115S-C

Headers

GIB Headers - Ceramic Coated...

Gibson 99-01 Chevrolet Silverado 1500 Base 4.8L 1-5/8in 16 Gauge Performance Header - Ceramic Coated

SKU: GIBGP115S-C

Headers

GIB Headers - Ceramic Coated...

A$1,896.33
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8 in. Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.

Part Type

Headers

Data: v4.2 - Upd: 2026-10-13 16:43:20

Features

  • Uses OEM Style Connections

Specifications

Product Attributes - UPC
677418009569
Product Attributes - Brand
Gibson Performance Exhaust
Product Attributes - Notes
Heavy-duty 409L stainless steel tubing. New body style only. Has EGR Provision. No provisions for air injection fittings.
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
Silver ceramic coated
Product Attributes - Header Style
Shorty
Product Attributes - Product Line
Gibson Headers
Product Attributes - Header Material
409 stainless steel
Product Attributes - Gaskets Included
Yes
Product Attributes - CARB EO Number(s)
D-411-11
Product Attributes - Primary Tube Gauge
16-gauge
Product Attributes - Bolts/Studs Included
Yes
Product Attributes - Collector Attachment
Stock flange
Product Attributes - Motor Mounts Included
No
Product Attributes - Flange Thickness (in.)
0.38 in.
Product Attributes - Crossover Pipe Included
No
Product Attributes - Manufacturer's Part Number
GP115S-C
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 Gibson
StreetFX SKU gibGP115S-C
SFX Item ID 4084290
Supplier Item Code 4084290
Manufacturer SKU GP115S-C
Manufacturer UPC 677418009569
Alternative References 4.8L, 1-5/8in

Compatibility

Application Data
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelBASE
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelBASE
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelBASE
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelBASE
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLS
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLS
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLT
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500 HD
    SubmodelLT
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLS
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 1500
    SubmodelLT
    Beginning Year1999
    Ending Year2001
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500
    SubmodelBASE
    Beginning Year1999
    Ending Year2000
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500
    SubmodelBASE
    Beginning Year1999
    Ending Year2000
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500
    SubmodelBASE
    Beginning Year1999
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500
    SubmodelBASE
    Beginning Year1999
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500 HD
    SubmodelBASE
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500 HD
    SubmodelBASE
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500 HD
    SubmodelLS
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500 HD
    SubmodelLS
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.
  • MakeCHEVROLET
    ModelSILVERADO 2500 HD
    SubmodelLT
    Beginning Year2001
    Ending Year2001
    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
    Footnotes1 - Has no air injection. 13 - New body style. 18 - With EGR fitting. 25 - Has one flat flange and one ball seat flange.

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