Hedman Hedders - 69681
Headers - Street - 1.625 in Primary - Stock Collector Flange - Steel - Black Paint - GM LS-Series - GM Fullsize SUV / Truck 1999-2003 - Pair
Standard-Duty Headers; 1999-2004 Chevy/GMC 1/2-1 Ton Trucks/SUVs; 4.8, 5.3, 6.0L LS Engine With A.I.R. system; 1-5/8 in. Short Tubes; 50 State Legal; 1 CONE & 1 FLAT Collector- Uncoated
- Handcrafted, Mild Steel Construction.
- The Short Tube Header Design Provides Good Low-End Power, and Provides Excellent Ground Clearance And Component Compatibility.
- Stock-Style Header Collector Bolts Up To The Factory Exhaust Without Modification.
- Includes All The Necessary Mounting Hardware, Gaskets and Reducers (exhaust adapters)
- Limted Lifetime Warranty On Construction, Five Year Warranty on Factory-Applied Header Coating!
- Proud To Say, Made In The USA, Since 1954!
Tube Length: Short Tubes
Tube Material Thickness: 14g
Tube Size: 1-5/8 in.
Tube Style: Shorty
Variations: 66681
Cylinder Head Port Shape: Round
Header Finish: Uncoated
Header Material: Mild Steel
Mounting Hardware Included: Yes
Primary Tube Diameter (in): 1.625 in.
Primary Tube Gauge: 14g
Tuned: No
Weld-Up: No
Catalytic Converter(s) Included: No
Crossover Pipe Included: No
Motor Mounts Included: No
Quantity: Sold as a pair.
Cylinder Head: Stock Profile Heads
Replacement Gasket: 27470
Installation Hardware Included: Yes
Package Contents: Set of Headers, mounting hardware and gaskets
with A.I.R. System: Yes
with EGR: Yes
Y-Pipe Included: No
Collector Attachment: Stock
Header Construction: MILD STEEL- Standard-Duty
E.O. #: Yes
Notes: 99-03 GM 1/2, 3/4, 1 Ton Truck/SUV; LS 4.8L-6.0L w/EGR w/A.I.R.
Collector Diameter: Stock
Exhaust System Dia: Factory hookup
Reducer Outlet Size: Stock
Contents: headers, gaskets (when applicable), mounting bolts
Tube Design: Standard
Header Fasteners Included: Yes
Finish Type: UNCOATED Mild Steel! Shipped with Temporary Paint.
Bolts/Studs Included: Yes
Flange Thickness: 0.375 in.
Gasket Or Seal Included: Yes
Header Style: Short Tube
Reducers Included: No
Air Conditioning: Yes
Automatic Transmission - Column: Yes
Automatic Transmission - Floor: Yes
Collector Size: Stock
Collector Style: There are 2 factory Collector designs. INSPECT STOCK CONNECTION BEFORE ORDERING!
Emissions Notes: EO# D167-31 (click here for covered vehicles in document on ARB.CA.GOV website)
Finish: Uncoated
Flange Style: Standard
Replacement Head Flange Gasket: 27470
Header Port Shape: Round
Key Feature: With A.I.R., EGR
Manual Transmission - Column: Yes
Manual Transmission - Floor: Yes
Material: Mild Steel
Port Shape: Round
Power Steering: Yes
Tube Diameter: 1-5/8 in.
Year
Make
Model
Submodel
Engine
2002 - 2003
Cadillac
Escalade
Base
5.3L
2002 - 2003
Cadillac
Escalade
Base
6.0L
2002 - 2003
Chevrolet
Avalanche 1500
Base
5.3L
2002
Chevrolet
Avalanche 1500
LS
5.3L
2002
Chevrolet
Avalanche 1500
LT
5.3L
2002 - 2003
Chevrolet
Avalanche 1500
North Face
5.3L
2002 - 2003
Chevrolet
Avalanche 1500
On Road Edition
5.3L
2003
Chevrolet
Avalanche 1500
WBH
5.3L
2002 - 2003
Chevrolet
Avalanche 1500
Z71
5.3L
1999 - 2003
Chevrolet
Silverado 1500
Base
4.3L
1999 - 2003
Chevrolet
Silverado 1500
Base
4.8L
1999 - 2003
Chevrolet
Silverado 1500
Base
5.3L
2002
Chevrolet
Silverado 1500
Custom
4.3L
1999 - 2003
Chevrolet
Silverado 1500
LS
4.3L
1999 - 2003
Chevrolet
Silverado 1500
LS
4.8L
1999 - 2003
Chevrolet
Silverado 1500
LS
5.3L
1999 - 2003
Chevrolet
Silverado 1500
LT
4.3L
1999 - 2003
Chevrolet
Silverado 1500
LT
4.8L
1999 - 2003
Chevrolet
Silverado 1500
LT
5.3L
2003
Chevrolet
Silverado 1500
SS
6.0L
2002 - 2003
Chevrolet
Silverado 1500
WT
4.3L
2002 - 2003
Chevrolet
Silverado 1500
WT
4.8L
2002 - 2003
Chevrolet
Silverado 1500
WT
5.3L
2003
Chevrolet
Silverado 2500
400 SS
5.3L
2000 - 2002
Chevrolet
Silverado 2500
400 SS
5.7L
1999 - 2000, 2003
Chevrolet
Silverado 2500
Base
5.3L
1999 - 2003
Chevrolet
Silverado 2500
Base
6.0L
2001 - 2002
Chevrolet
Silverado 2500
Cheyenne
5.3L
2000 - 2002
Chevrolet
Silverado 2500
Cheyenne
5.7L
2000 - 2002
Chevrolet
Silverado 2500
Custom
5.7L
1999 - 2000
Chevrolet
Silverado 2500
LS
5.3L
1999 - 2003
Chevrolet
Silverado 2500
LS
6.0L
1999 - 2000
Chevrolet
Silverado 2500
LT
5.3L
1999 - 2003
Chevrolet
Silverado 2500
LT
6.0L
2001 - 2003
Chevrolet
Silverado 3500
Base
5.7L
2001 - 2003
Chevrolet
Silverado 3500
Base
6.0L
2001 - 2003
Chevrolet
Silverado 3500
Base
6.6L
2001 - 2003
Chevrolet
Silverado 3500
Base
8.1L
2001 - 2003
Chevrolet
Silverado 3500
HD
8.1L
2001 - 2003
Chevrolet
Silverado 3500
LS
6.0L
2001 - 2003
Chevrolet
Silverado 3500
LS
6.6L
2001 - 2003
Chevrolet
Silverado 3500
LS
8.1L
2001 - 2003
Chevrolet
Silverado 3500
LT
6.0L
2001 - 2003
Chevrolet
Silverado 3500
LT
6.6L
2001 - 2003
Chevrolet
Silverado 3500
LT
8.1L
2000 - 2001, 2003
Chevrolet
Suburban 1500
Base
5.3L
2000 - 2002
Chevrolet
Suburban 1500
Base
5.7L
2000 - 2003
Chevrolet
Suburban 1500
LS
5.3L
2000
Chevrolet
Suburban 1500
LS
5.7L
2000 - 2003
Chevrolet
Suburban 1500
LT
5.3L
2000
Chevrolet
Suburban 1500
LT
5.7L
2002 - 2003
Chevrolet
Suburban 1500
Z71
5.3L
2000 - 2001
Chevrolet
Suburban 2500
Base
6.0L
2001
Chevrolet
Suburban 2500
Base
8.1L
2000 - 2003
Chevrolet
Suburban 2500
LS
6.0L
2001 - 2003
Chevrolet
Suburban 2500
LS
8.1L
2000 - 2003
Chevrolet
Suburban 2500
LT
6.0L
2001 - 2003
Chevrolet
Suburban 2500
LT
8.1L
2000 - 2001
Chevrolet
Tahoe
Base
4.8L
2000 - 2001
Chevrolet
Tahoe
Base
5.3L
2000
Chevrolet
Tahoe
Limited
5.7L
2000 - 2003
Chevrolet
Tahoe
LS
4.8L
2000 - 2003
Chevrolet
Tahoe
LS
5.3L
2000 - 2003
Chevrolet
Tahoe
LT
4.8L
2000 - 2003
Chevrolet
Tahoe
LT
5.3L
2003
Chevrolet
Tahoe
Z71
4.8L
2002 - 2003
Chevrolet
Tahoe
Z71
5.3L
2000
Chevrolet
Tahoe
Z71
5.7L
2002 - 2003
GMC
Sierra 1500
Base
4.3L
2002 - 2003
GMC
Sierra 1500
Base
4.8L
2002 - 2003
GMC
Sierra 1500
Base
5.3L
2001
GMC
Sierra 1500
C3
6.0L
2002 - 2003
GMC
Sierra 1500
Denali
6.0L
2002
GMC
Sierra 1500
HT
4.3L
2002
GMC
Sierra 1500
HT
4.8L
2002
GMC
Sierra 1500
HT
5.3L
1999 - 2003
GMC
Sierra 1500
SL
4.3L
1999 - 2003
GMC
Sierra 1500
SL
4.8L
1999 - 2003
GMC
Sierra 1500
SL
5.3L
1999 - 2003
GMC
Sierra 1500
SLE
4.3L
1999 - 2003
GMC
Sierra 1500
SLE
4.8L
1999 - 2003
GMC
Sierra 1500
SLE
5.3L
1999 - 2003
GMC
Sierra 1500
SLT
4.3L
1999 - 2003
GMC
Sierra 1500
SLT
4.8L
1999 - 2003
GMC
Sierra 1500
SLT
5.3L
2002 - 2003
GMC
Sierra 1500
WT
4.3L
2002 - 2003
GMC
Sierra 1500
WT
4.8L
2002 - 2003
GMC
Sierra 1500
WT
5.3L
2002 - 2003
GMC
Sierra 2500
Base
6.0L
1999 - 2000
GMC
Sierra 2500
SL
5.3L
1999 - 2002
GMC
Sierra 2500
SL
6.0L
1999 - 2000
GMC
Sierra 2500
SLE
5.3L
1999 - 2003
GMC
Sierra 2500
SLE
6.0L
1999 - 2000
GMC
Sierra 2500
SLT
5.3L
1999 - 2003
GMC
Sierra 2500
SLT
6.0L
2003
GMC
Sierra 2500
WT
6.0L
2002 - 2003
GMC
Sierra 3500
Base
6.0L
2002 - 2003
GMC
Sierra 3500
Base
6.6L
2002 - 2003
GMC
Sierra 3500
Base
8.1L
2001 - 2002
GMC
Sierra 3500
SL
6.0L
2001 - 2002
GMC
Sierra 3500
SL
6.6L
2001 - 2002
GMC
Sierra 3500
SL
8.1L
2001 - 2003
GMC
Sierra 3500
SLE
6.0L
2001 - 2003
GMC
Sierra 3500
SLE
6.6L
2001 - 2003
GMC
Sierra 3500
SLE
8.1L
2001 - 2003
GMC
Sierra 3500
SLT
6.0L
2001 - 2003
GMC
Sierra 3500
SLT
6.6L
2001 - 2003
GMC
Sierra 3500
SLT
8.1L
2000
GMC
Yukon
Denali
5.7L
2001 - 2003
GMC
Yukon
Denali
6.0L
2000 - 2003
GMC
Yukon
SLE
4.8L
2000 - 2003
GMC
Yukon
SLE
5.3L
2000 - 2003
GMC
Yukon
SLT
4.8L
2000 - 2003
GMC
Yukon
SLT
5.3L
2001 - 2003
GMC
Yukon XL 1500
Denali
6.0L
2000 - 2003
GMC
Yukon XL 1500
SLE
5.3L
2000 - 2003
GMC
Yukon XL 1500
SLT
5.3L
2000 - 2003
GMC
Yukon XL 2500
SLE
6.0L
2001 - 2003
GMC
Yukon XL 2500
SLE
8.1L
2000 - 2003
GMC
Yukon XL 2500
SLT
6.0L
2001 - 2003
GMC
Yukon XL 2500
SLT
8.1L
