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2004 GMC Sierra 3500
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Exhaust Manifolds, Pipes & Mufflers
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Walker® Quiet Flow Steel Oval Aluminized Exhaust Muffler for 2004 GMC Sierra 3500
PartNumber: 21522Product Specifications- Notes: Premium - Limited Lifetime Warranty; If welded Assy, replace all Reqd parts.
- Body Height: 5.500
- Body Length: 20.000
- Body Material: Stainless Steel
- Body Width: 11.000
- Exhaust Component Mount Type: No Mounts
- Finish: Aluminized
- Grade Type: Regular
- Inlet 1 Inside Diameter: 3.000
- Inlet 1 Type: Pipe Connection
- Inlet Configuration: Offset
- Inlet Offset: 3.5
- Internet Product Code (IPC): 6E97125578E
- Item has MSDS (SDS): N
- Max Year Covered: 2007
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 21522
- MFG Name: Tenneco, Inc
- Min Year Covered: 2001
- Most Popular Make / Model: Chevrolet Silverado 2500 HD
- Most Popular Year: 2005
- Muffler Body Height: 5.5
- Muffler Body Length: 20.0
- Muffler Body Material: Steel
- Muffler Body Width: 11.0
- Muffler Color / Finish: Aluminized
- Muffler Inlet: Offset
- Muffler Inlet Connection Type: Pipe Connection
- Muffler Inlet Count: 1
- Muffler Inlet Diameter (in): 3.0
- Muffler Inlet Diameter 2 (in): 0.0
- Muffler Inlet Diameter Designation: Inside Diameter
- Muffler Outlet: Offset
- Muffler Outlet Connection Type: Pipe Connection
- Muffler Outlet Count: 1
- Muffler Outlet Diameter (in): 3.0
- Muffler Outlet Diameter Designation: Inside Diameter
- Muffler Overall Length: 27.0
- Muffler Reversible: No
- Muffler Shape: Oval
- Outlet 1 Inside Diameter: 3.000
- Outlet Configuration: Offset
- Overall Length: 27.000
- Product Grade: Economy
- Reversible: No
- Shape: Oval
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 702129
- Universal Or Specific Fit: Specific
- UPC: 086387215220
- Part Description: 2004 GMC Sierra 3500 Quiet Flow Steel Oval Aluminized Exhaust Muffler
Vehicle Fitment- 2004 GMC Sierra 3500 | All Trims | 8 Cyl 6.6L
$112.38
OEM (Genuine) 2004 GMC Sierra 3500 Muffler & Pipe
PartNumber: 15262865
Product Specifications- Notes: Silverado, Sierra; 6.6l; 8 Box; Extended Cab; 6.6 Liter Turbo Diesel, 1st Design, Extended Cab, 8 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 137.3 x 26.5 x 16.2 inches
- Item Weight: 288.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Muffler & Pipe
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798962
Product Specifications- Notes: Silverado, Sierra; 6.0l; 6 1/2 Box; Federal; Extended Cab; W/O Heavy Duty
- Other Names: Muffler
- Item Dimensions: 122.9 x 24.4 x 15.6 inches
- Item Weight: 68.80 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15094497, 15147361, 15070023, 15113072, 15103198
- Part Description: 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798954Product Specifications- Notes: Silverado, Sierra; 6.0l; 6 1/2 Box; Federal; Extended Cab; W/Heavy Duty
- Other Names: Muffler
- Item Dimensions: 127.3 x 26.6 x 17.1 inches
- Item Weight: 68.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15147362, 15113073
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
Walker® Quiet-Flow Exhaust Muffler Assembly for 2004 GMC Sierra 3500
PartNumber: 21576Product Specifications- Notes: Premium - Limited Lifetime Warranty; w/Fed Emissions; w/3" Muffler Inlet; If welded Assy, replace all Reqd parts; Single Outlet Muffler replaces Dual Outlet Muffler; Use to depletion, then use 22307
- Body Height: 8.500
- Body Length: 25.000
- Body Material: Stainless Steel
- Body Width: 11.750
- Exhaust Component Mount Type: No Mounts
- Finish: Aluminized
- Grade Type: Regular
- Inlet 1 Inside Diameter: 3.000
- Inlet 1 Type: Pipe Connection
- Inlet 2 Inside Diameter: 3.000
- Inlet 2 Type: Pipe Connection
- Inlet Configuration: Offset
- Internet Product Code (IPC): FFF8A027488
- Item has MSDS (SDS): N
- Max Year Covered: 2007
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 21576
- MFG Name: Tenneco, Inc
- Min Year Covered: 1999
- Most Popular Make / Model: Chevrolet Silverado 2500 HD
- Most Popular Year: 2004
- Muffler Body Height: 8.5
- Muffler Body Length: 25.0
- Muffler Body Material: Stainless Steel
- Muffler Body Width: 11.75
- Muffler Color / Finish: Bare
- Muffler Inlet: Offset
- Muffler Inlet Connection Type: Pipe Connection
- Muffler Inlet Count: 2
- Muffler Inlet Diameter (in): 3.0
- Muffler Inlet Diameter 2 (in): 0.0
- Muffler Inlet Diameter Designation: Inside Diameter
- Muffler Outlet: Offset
- Muffler Outlet Connection Type: Pipe Connection
- Muffler Outlet Count: 1
- Muffler Outlet Diameter (in): 3.0
- Muffler Outlet Diameter Designation: Inside Diameter
- Muffler Overall Length: 28.0
- Muffler Reversible: No
- Muffler Shape: Oval
- Outlet 1 Inside Diameter: 3.000
- Outlet Configuration: Offset
- Overall Length: 28.000
- Product Grade: Economy
- Reversible: No
- Shape: Oval
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 1025295
- Universal Or Specific Fit: Specific
- UPC: 086387215763
- Part Description: 2004 GMC Sierra 3500 Quiet-Flow Exhaust Muffler Assembly
Vehicle Fitment- 2004 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
- 2004 GMC Sierra 3500 | All Trims | 8 Cyl 8.1L
OEM (Genuine) 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798947
Product Specifications- Notes: Silverado, Sierra; 8.1l; 6 1/2 Box; California; Extended Cab
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 124.6 x 31.0 x 17.0 inches
- Item Weight: 68.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15147352
- Part Description: 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Muffler
PartNumber: 15798948Product Specifications- Notes: Silverado, Sierra; 6.0l; 6 1/2 Box; California; Crew Cab;Silverado, Sierra; 6.0l; 6 1/2 Box; Federal; Crew Cab;Silverado, Sierra; 8.1l; 6 1/2 Box; California; Crew Cab;Silverado, Sierra; 8.1l; 6 1/2 Box; Federal; Crew Cab
- Other Names: Muffler
- Item Dimensions: 152.7 x 26.3 x 15.5 inches
- Item Weight: 75.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15113063, 15103189, 15147353, 15077779, 15077763
- Part Description: 2004 GMC Sierra 3500 Muffler
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798946Product Specifications- Notes: Silverado, Sierra; 6.0l; 6 1/2 Box; California; Extended Cab; All;Silverado, Sierra; 8.1l; 6 1/2 Box; Federal; Extended Cab
- Other Names: Muffler
- Item Dimensions: 131.9 x 31.3 x 17.3 inches
- Item Weight: 76.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798950
Product Specifications- Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; California; W/Heavy Duty;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; Federal; W/Heavy Duty;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; Federal
- Other Names: Muffler
- Item Dimensions: 110.4 x 30.9 x 17.1 inches
- Item Weight: 57.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15262867Product Specifications- Notes: Silverado, Sierra; 6.6l; 8 Box; Crew Cab; 6.6 Liter Turbo Diesel, 1st Design, Crew Cab, 8 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 151.6 x 35.2 x 20.1 inches
- Item Weight: 472.90 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15131902
- Part Description: 2004 GMC Sierra 3500 Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2004 GMC Sierra 3500 Muffler & Pipe
PartNumber: 15262864Product Specifications- Notes: Silverado, Sierra; 6.6l; 6 1/2 Box; Extended Cab; All; 6.6 Liter Turbo Diesel, 1st Design, Extended Cab, 6 1/2 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Muffler & Pipe
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798949
Product Specifications- Notes: Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 8.1 Liter Gas
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 137.7 x 30.6 x 17.3 inches
- Item Weight: 76.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15147356Product Specifications- Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; California; W/O Heavy Duty;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; Federal; W/O Heavy Duty
- Other Names: Muffler
- Item Dimensions: 97.7 x 32.2 x 15.5 inches
- Item Weight: 66.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 88983230, 15070019
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15262866Product Specifications- Notes: Silverado, Sierra; 6.6l; 6 1/2 Box; Crew Cab; 6.6 Liter Turbo Diesel, 1st Design, Crew Cab, 6 1/2 Foot Bed
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 131.3 x 34.3 x 17.1 inches
- Item Weight: 333.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15080245, 15131901
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15131905
Product Specifications- Notes: 6.6 Liter Turbo Diesel, 2nd Design, Std Cab
- Other Names: Muffler & Pipe
- Item Dimensions: 68.2 x 14.2 x 13.2 inches
- Item Weight: 42.00 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15131903Product Specifications- Notes: 6.6 Liter Turbo Diesel, 2nd Design, Ext Cab
- Other Names: Muffler & Pipe
- Item Dimensions: 95.6 x 13.4 x 12.5 inches
- Item Weight: 71.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2004 GMC Sierra 3500 Muffler
PartNumber: 15113058Product Specifications- Notes: 6.0 Liter Gas
- Part Description: 2004 GMC Sierra 3500 Muffler
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
OEM (Genuine) 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15262863Product Specifications- Notes: Silverado, Sierra; 6.6l; 8 Box; Standard Cab; All; 6.6 Liter Turbo Diesel, 1st Design, Standard Cab
- Other Names: Muffler, Muffler & Pipe
- Fitment Type: Direct Replacement
- Part Description: 2004 GMC Sierra 3500 Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2004 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL