28 products about 2003 Chevrolet Avalanche 1500 Exhaust Manifolds, Pipes, Mufflers & Components found
Product Specifications- Notes: 5.3 Liter, All
- Location: Driver Side
- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 10.1 x 8.1 x 25.4 inches
- Item Weight: 10.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12564155, 12602037, 12571678, 12562235
- Part Description: 2003 Chevrolet Avalanche 1500 Engine Exhaust Manifold
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
$126.98 MSRP: $162.96
You Save: $35.98 (23%)
![Walker](/wwwasset/images/APP/brand/walker.png)
Product Specifications- Notes: Premium - Limited Lifetime Warranty; If welded Assy, replace all Reqd parts; Single Outlet Muffler replaces Dual Outlet Muffler.
- Automotive Item Grade: OEM Standard Part
- Connection Type: Pipe
- Inlet - Outlet Configuration: Offset Inlet - Offset Outlet
- Inlet Connection Type: Pipe Connection
- Inlet Diameter Designation: Inside Diameter
- Inlet Quantity: 1 Inlet
- Muffler Body Finish: Aluminized
- Muffler Body Height: 7"
- Muffler Body Length: 24"
- Muffler Body Material: Stainless Steel
- Muffler Body Shape: Oval
- Muffler Body Width: 9"
- Muffler Inlet Diameter: 2.625"
- Muffler Outlet Diameter: 2.625"
- Muffler Overall Length: 28"
- Muffler Reversible: No
- Muffler Series: Quiet-Flow™
- Muffler Type: Combination
- Outlet Connection Type: Pipe Connection
- Outlet Diameter Designation: Inside Diameter
- Outlet Quantity: 1 Outlet
- Part Description: 2003 Chevrolet Avalanche 1500 Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Finish: Natural
- Flange Bolt Hole Quantity: 0
- Flange Stud Hole Quantity: 3
- Gasket or Seal Included: Yes
- Header Material: Cast Iron
- Heat Shield Included: Yes
- Inlet Port Shape: Round
- Installation Hardware Included: Yes
- Item Grade: Regular
- Manifold Bolt Hole Quantity: 6
- OE Part Number: 12569416, 12569530, 12578341, 12602038, 12616286, 12648339, 12677665
- Package Quantity: 1
- Position: Passenger Side
- UPC: 019495212904
- Part Description: 2003 Chevrolet Avalanche 1500 Cast Iron Natural Exhaust Manifold
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: 5.3 Liter
- Location: Passenger Side
- Other Names: Heat Shield
- Fitment Type: Direct Replacement
- Replaces: 12648338
- Part Description: 2003 Chevrolet Avalanche 1500 Heat Shield
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
$61.22 MSRP: $92.34
You Save: $31.12 (34%)
Product Specifications- Notes: Pipe To Manifold
- Bolt Hole Quantity: 0
- Inside Diameter: 2.345"
- Location: Pipe to Manifold
- Material: Graphite and Metal
- Position: Passenger Side
- Thickness: 1.030"
- Type: Doughnut
- UPC: 023913671662
- Part Description: 2003 Chevrolet Avalanche 1500 Graphite And Metal Exhaust Pipe Flange Gasket
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | All Engines
![Walker](/wwwasset/images/APP/brand/walker.png)
Product Specifications- Notes: If welded Assy, replace all Reqd parts; Single Outlet Muffler replaces Dual Outlet Muffler; Optional; SoundFX for 21423
- Body Height: 7.000
- Body Length: 24.000
- Body Material: Steel
- Body Width: 9.000
- Finish: Aluminized
- Grade Type: Regular
- Inlet 1 Inside Diameter: 2.625
- Inlet 1 Type: Pipe Connection
- Inlet Configuration: Offset
- Inlet Offset: 1.625
- Internet Product Code (IPC): FFA64D44A5E
- Item has MSDS (SDS): N
- Max Year Covered: 2006
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 18957
- MFG Name: Tenneco, Inc
- Min Year Covered: 2000
- Most Popular Make / Model: Chevrolet Tahoe
- Most Popular Year: 2004
- Muffler Body Height: 7
- Muffler Body Length: 24
- Muffler Body Material: Steel
- Muffler Body Width: 9
- Muffler Color / Finish: Aluminized
- Muffler Inlet: Offset
- Muffler Inlet Connection Type: Pipe Connection
- Muffler Inlet Count: 1
- Muffler Inlet Diameter (in): 2.625
- Muffler Inlet Diameter Designation: Inside Diameter
- Muffler Outlet: Offset
- Muffler Outlet Connection Type: Pipe Connection
- Muffler Outlet Count: 1
- Muffler Outlet Diameter (in): 2.625
- Muffler Outlet Diameter Designation: Inside Diameter
- Muffler Overall Length: 28
- Muffler Reversible: No
- Muffler Shape: Oval
- Outlet 1 Inside Diameter: 2.625
- Outlet Configuration: Offset
- Overall Length: 28.000
- Product Grade: Economy
- Reversible: No
- Shape: Oval
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 2287417
- Universal Or Specific Fit: Specific
- UPC: 086387189576
- Part Description: 2003 Chevrolet Avalanche 1500 Soundfx Steel Oval Direct Fit Aluminized Exhaust Muffler
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Finish: Natural
- Flange Bolt Hole Quantity: 0
- Flange Stud Hole Quantity: 3
- Gasket or Seal Included: Yes
- Header Material: Cast Iron
- Heat Shield Included: Yes
- Inlet Port Shape: Round
- Installation Hardware Included: Yes
- Item Grade: Regular
- Manifold Bolt Hole Quantity: 6
- OE Part Number: 12556078, 12562235, 12562330, 12564155, 12571678, 12602037, 12616285
- Package Quantity: 1
- Position: Driver Side
- UPC: 019495064978
- Part Description: 2003 Chevrolet Avalanche 1500 Cast Iron Natural Exhaust Manifold
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Attachment Method: Bolt On
- Finish: Black
- Length: 5.3"
- Material: Metal
- Maximum Diameter: 0.49"
- Minimum Diameter: 0.46"
- OE Part Number: 11518860
- Overall Length: 5.3"
- Reusable: No
- Self Locking: No
- UPC: 019495825227
- Part Description: 2003 Chevrolet Avalanche 1500 Metal Black Exhaust Manifold To Cylinder Head Repair Clamp
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: If welded Assy, replace all Reqd parts.
- Class: B
- Inlet Connection Type: Pipe Connection
- Inlet Diameter Designation: Outside Diameter
- Inlet Quantity: 1
- Material: Aluminized Steel
- Outlet Connection Type: Spout
- Outlet Quantity: 1
- Overall Length: 46.375"
- Pipe Inlet Diameter: 2.625"
- Part Description: 2003 Chevrolet Avalanche 1500 Aluminized Steel Exhaust Tailpipe
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Gasket / Seal Material: High Temperature Graphite With Wire Mesh Core
- Gasket Thickness: 0.86
- Gasket Type: Donut
- Internet Product Code (IPC): 0DB4C56A0D8
- Item Grade: Standard Replacement
- Item has MSDS (SDS): N
- Material: High Temperature Graphite With Wire Mesh Core
- Max Year Covered: 2019
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 31554
- MFG Name: Tenneco, Inc
- Min Year Covered: 1989
- Most Popular Make / Model: Chevrolet Silverado 1500
- Most Popular Year: 2007
- Package Contents: 1 Gasket
- Port 1 Length (in): 2.48
- Port 1 Width: 2.48
- Product Grade: Economy
- Supplier Company Name: Tenneco, Inc
- Thickness: 0.860
- Total Part VIO: 304160
- UPC: 086387315548
- Part Description: 2003 Chevrolet Avalanche 1500 High Temperature Graphite
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Bolt Hole Center to Center Distance 1: 4.125"
- Class: B
- Material: Perforated Metal with Fiber Core and Fire Ring
- Port 1 Length: 2.75"
- Port 1 Width: 2.75"
- Position: Driver Side
- Thickness: 0.063"
- Part Description: 2003 Chevrolet Avalanche 1500 Perforated Metal
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Attachment Method: OEM Style
- Finish: Black
- Hardware Material: Rubber
- Internet Product Code (IPC): E837FFCB568
- Item Grade: Standard Replacement
- Item has MSDS (SDS): N
- Length: 3.500
- Material: Rubber
- Max Year Covered: 2019
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 35229
- MFG Name: Tenneco, Inc
- Min Year Covered: 1988
- Most Popular Make / Model: Chevrolet Silverado 1500
- Most Popular Year: 2007
- Overall Length: 3.5
- Package Contents: Insulator
- Product Grade: Economy
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 21722253
- Universal Or Specific Fit: Universal
- UPC: 086387352291
- Part Description: 2003 Chevrolet Avalanche 1500 Rubber Black Exhaust Insulator
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Bolt Diameter: 0.375
- Clamp Design: U-Clamp
- Clamp Maximum Diameter: 2.75
- Clamp Type: U-Bolt
- Finish: Natural
- Gauge: 11.0
- Grade Type: Regular
- Hardware Material: Steel
- Internet Product Code (IPC): 53860BFD66C
- Item Grade: OEM Standard
- Item has MSDS (SDS): N
- Material: Steel
- Max Year Covered: 2019
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 35793
- MFG Name: Tenneco, Inc
- Min Year Covered: 1975
- Most Popular Make / Model: Chevrolet Silverado 1500
- Most Popular Year: 2007
- Nut Type: Hex
- Package Contents: One Exhaust Clamp
- Pipe Diameter: 2.750
- Product Grade: Economy
- Saddle Hole Type: Round
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 29778938
- UPC: 086387357937
- Width: 4.125
- Part Description: 2003 Chevrolet Avalanche 1500 Heavy Duty Steel Natural U Bolt Clamp
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Bolt Hole Quantity: 6
- Color: Color May Vary
- Complete: Y
- Configuration: Multi Piece
- Contains Applications: Y
- Material: Steel
- Release Wave: 12/15/2017
- Thickness: 0.065
- UPC: 023913657574
- Part Description: 2003 Chevrolet Avalanche 1500 Exhaust Manifold Gasket Set
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | All Engines
Product Specifications- Notes: Between Left Manifold & Left Converter
- Gasket / Seal Material: Steel
- Internet Product Code (IPC): 5C7FCA2FF62
- Item Grade: Standard Replacement
- Item has MSDS (SDS): No
- MFG Brand Name: Bosal
- MFG Model # (Series): 256-1093
- Package Contents: Gasket
- Series: Direct-Fit Exhaust
- Supplier Company Name: Bosal
- UPC: 623920325536
- Part Description: 2003 Chevrolet Avalanche 1500 Exhaust Pipe Flange Gasket
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: Pipe To Manifold
- Bolt Hole Quantity: 0
- Inside Diameter: 2.875"
- Location: Pipe to Manifold
- Material: Steel
- Position: Driver Side
- Thickness: 0.168"
- Type: Ring
- UPC: 023913672249
- Part Description: 2003 Chevrolet Avalanche 1500 Steel Exhaust Pipe Flange Gasket
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | All Engines
![Walker](/wwwasset/images/APP/brand/walker.png)
Product Specifications- Notes: If welded Assy, replace all Reqd parts.
- Exhaust Pipe Inlet Connection Type: 2 Bolt Welded Flange
- Exhaust Pipe Material: Steel
- Exhaust Pipe Maximum Diameter: 0.0
- Exhaust Pipe Minimum Diameter: 0.0
- Exhaust Pipe Outlet Connection Type: Pipe Connection
- Exhaust Pipe Overall Length: 35.25
- Exhaust Pipe Wall Maximum Gauge: Undisclosed
- Finish: Aluminized
- Fitment: Direct OE Replacement
- Grade Type: Regular
- Inlet 1 Type: 2 Bolt Welded Flange
- Inlet Diameter: 0.0
- Inlet Quantity: 1
- Inlet Type: 2 Bolt Welded Flange
- Internet Product Code (IPC): 0EA705DFF98
- Item Grade: Standard Replacement
- Item has MSDS (SDS): N
- Length: 35.625
- Material: Steel
- Max Year Covered: 2006
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 53408
- MFG Name: Tenneco, Inc
- Min Year Covered: 2001
- Most Popular Make / Model: Chevrolet Suburban 1500
- Most Popular Year: 2002
- Outlet 1 Outside Diameter: 2.625
- Outlet 1 Type: Pipe Connection
- Outlet Diameter: 0.0
- Outlet Outside Diameter: 2.625
- Outlet Quantity: 1
- Outlet Type: Pipe Connection
- Product Grade: Economy
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 1049923
- Universal Or Specific Fit: Specific
- UPC: 086387534086
- Part Description: 2003 Chevrolet Avalanche 1500 Aluminized Steel Exhaust Intermediate Pipe
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: Between Front Right Manifold & Right Converter
- Gasket / Seal Material: Steel
- Internet Product Code (IPC): 36070D0991D
- Item Grade: Standard Replacement
- Item has MSDS (SDS): No
- MFG Brand Name: Bosal
- MFG Model # (Series): 256-1045
- Package Contents: Gasket
- Series: Direct-Fit Exhaust
- Supplier Company Name: Bosal
- UPC: 623920325079
- Part Description: 2003 Chevrolet Avalanche 1500 Exhaust Flange Gasket
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: All Models; 4.8L, 5.3L
- Other Names: Catalytic Converter
- Item Dimensions: 47.9 x 32.9 x 13.5 inches
- Item Weight: 34.20 Pounds
- Replaced by: 19418928
- Part Description: 2003 Chevrolet Avalanche 1500 3-Way Catalytic Convertor Assembly (W/ Exhaust Manifold Pipe)
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: All Models; 4.8L, 5.3L
- Other Names: Catalytic Converter
- Item Dimensions: 47.9 x 32.9 x 13.5 inches
- Item Weight: 34.20 Pounds
- Replaced by: 19418928
- Part Description: 2003 Chevrolet Avalanche 1500 3-Way Catalytic Convertor Assembly (W/ Exhaust Manifold Pipe)
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: All Models; 4.8L, 5.3L
- Other Names: Catalytic Converter
- Item Dimensions: 47.9 x 32.9 x 13.5 inches
- Item Weight: 34.20 Pounds
- Replaced by: 19418928
- Part Description: 2003 Chevrolet Avalanche 1500 3-Way Catalytic Convertor Assembly (W/ Exhaust Manifold Pipe)
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter, All
- Location: Passenger Side
- Other Names: Exhaust Manifold, Manifold
- Item Dimensions: 9.7 x 8.1 x 25.7 inches
- Item Weight: 14.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12564157, 12562236
- Part Description: 2003 Chevrolet Avalanche 1500 Manifold
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, North Face, On Road Edition, WBH, Z71 | 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter
- Other Names: Catalytic Converter, Converter & Pipe
- Fitment Type: Direct Replacement
- Replaces: 15246489, 15052911, 15076459, 15756279, 10395212, 19206638, 15082124, 15076458, 15036169, 15756278
- Part Description: 2003 Chevrolet Avalanche 1500 CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE)"KIT"
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter
- Other Names: Catalytic Converter, Converter & Pipe
- Fitment Type: Direct Replacement
- Replaces: 15246489, 15052911, 15076459, 15756279, 10395212, 19206638, 15082124, 15076458, 15036169, 15756278
- Part Description: 2003 Chevrolet Avalanche 1500 CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE)"KIT"
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter
- Other Names: Catalytic Converter, Converter & Pipe
- Fitment Type: Direct Replacement
- Replaces: 15246489, 15052911, 15076459, 15756279, 10395212, 19206638, 15082124, 15076458, 15036169, 15756278
- Part Description: 2003 Chevrolet Avalanche 1500 CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE)"KIT"
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter
- Location: Driver Side
- Other Names: Heat Shield
- Item Dimensions: 8.9 x 3.5 x 20.8 inches
- Item Weight: 0.90 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 Chevrolet Avalanche 1500 Shield-Exhaust Manifold Heat-LH
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter
- Other Names: Muffler
- Item Dimensions: 110.4 x 29.1 x 14.6 inches
- Item Weight: 42.70 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15130195
- Part Description: 2003 Chevrolet Avalanche 1500 Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
Product Specifications- Notes: 5.3 Liter
- Other Names: Muffler
- Item Dimensions: 110.4 x 29.1 x 14.6 inches
- Item Weight: 42.70 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15130195
- Part Description: 2003 Chevrolet Avalanche 1500 Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
More Info Vehicle Fitment- 2003 Chevrolet Avalanche 1500 | Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS