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2007 GMC Sierra 2500 HD Classic
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Exhaust Manifolds, Pipes & Mufflers
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Walker® Quiet Flow Steel Round Aluminized Exhaust Muffler for 2007 GMC Sierra 2500 HD Classic
PartNumber: 21706Product Specifications- Notes: Premium - Limited Lifetime Warranty; If welded Assy, replace all Reqd parts.
- Body Height: 11.000
- Body Length: 25.000
- Body Material: Steel
- Body Width: 11.000
- Exhaust Component Mount Type: Uses Factory Hangers
- Finish: Aluminized
- Grade Type: Regular
- Inlet 1 Inside Diameter: 3.500
- Inlet 1 Type: Pipe Connection
- Inlet Configuration: Offset
- Inlet Offset: 2.75
- Internet Product Code (IPC): 41EC2F3D62B
- Item has MSDS (SDS): N
- Max Year Covered: 2010
- MFG Brand Name: Walker Exhaust
- MFG Model # (Series): 21706
- MFG Name: Tenneco, Inc
- Min Year Covered: 2007
- Most Popular Make / Model: Chevrolet Silverado 2500 HD
- Most Popular Year: 2007
- Muffler Body Height: 11.0
- Muffler Body Length: 25.0
- 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): 3.5
- Muffler Inlet Diameter Designation: Inside Diameter
- Muffler Outlet: Offset
- Muffler Outlet Connection Type: Pipe Connection
- Muffler Outlet Count: 1
- Muffler Outlet Diameter (in): 3.5
- Muffler Outlet Diameter Designation: Inside Diameter
- Muffler Overall Length: 31.0
- Muffler Reversible: No
- Muffler Shape: Round
- Outlet 1 Inside Diameter: 3.500
- Outlet Configuration: Offset
- Overall Length: 31.000
- Product Grade: Economy
- Reversible: No
- Shape: Round
- Supplier Company Name: Tenneco, Inc
- Total Part VIO: 298097
- Universal Or Specific Fit: Specific
- UPC: 086387217064
- Part Description: 2007 GMC Sierra 2500 HD Classic Quiet Flow Steel Round Aluminized Exhaust Muffler
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | All Trims | 8 Cyl 6.0L
- 2007 GMC Sierra 2500 HD Classic | All Trims | 8 Cyl 8.1L
$239.51
Walker® Quiet Flow Steel Oval Aluminized Exhaust Muffler for 2007 GMC Sierra 2500 HD Classic
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: 2007 GMC Sierra 2500 HD Classic Quiet Flow Steel Oval Aluminized Exhaust Muffler
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | All Trims | 8 Cyl 6.6L
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798954
Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; All; 3/4 Ton; Crew Cab; 153" Wheelbase; W/O 9,200 Gvwr;Silverado, Sierra; 6.0L; 6 1/2 Box; All; 3/4 Ton; Extended Cab; 143" Wheelbase; Federal;Silverado, Sierra; 8.1L; 6 1/2 Box; Federal; Extended Cab
- 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: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798947
Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; All; 3/4 Ton; Extended Cab; 143" Wheelbase; California; Option 1;Silverado, Sierra; 6.0L; 6 1/2 Box; All; 3/4 Ton; Extended Cab; 143" Wheelbase; California; Option 2;Silverado, Sierra; 8.1L; 6 1/2 Box; California; Extended Cab; Option 1;Silverado, Sierra; 8.1L; 6 1/2 Box; California; Extended Cab; Option 2
- 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: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler & Pipe
PartNumber: 15798959
Product Specifications- Notes: 8.1 Liter Gas
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 147.8 x 35.5 x 17.3 inches
- Item Weight: 79.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler & Pipe
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler
PartNumber: 15798958Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Crew Cab; W/O Cng; California; Emis. Code Nc8;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Crew Cab; W/O Cng; Federal;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; California; Emis. Code Nc8, Emis. Code Nt8;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; Federal; Emis. Code Nt8
- Other Names: Muffler
- Item Dimensions: 124.8 x 25.8 x 17.2 inches
- Item Weight: 76.80 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15113079, 15070421, 15199837, 15147366
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798946Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; All; 3/4 Ton; Crew Cab; 153" Wheelbase; W/9,200 Gvwr; California;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: 131.9 x 31.3 x 17.3 inches
- Item Weight: 76.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic 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; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; California; Emis. Code Nc1
- 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: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798956Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; W/Base Body/Chas;Silverado, Sierra; 6.0L; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; W/O Base Body/Chas; California; Emis. Code Nc8;Silverado, Sierra; 6.0L; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; W/O Base Body/Chas; Federal;Silverado, Sierra; 8.1L; 8 Box; W/Extended Cab; All; 3/4 Ton; W/Base Body Chas;Silverado, Sierra; 8.1L; 8 Box; W/Extended Cab; All; 3/4 Ton; W/O Base Body/Chas; California; Emis. Code Nc8;Silverado, Sierra; 8.1L; 8 Box; W/Extended Cab; All; 3/4 Ton; W/O Base Body/Chas; Federal
- Other Names: Muffler
- Item Dimensions: 139.2 x 32.0 x 17.1 inches
- Item Weight: 75.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15113075, 15070412, 15147364, 15199833
- Part Description: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler
PartNumber: 15798955Product Specifications- Notes: Silverado, Sierra; 6.0L; 6 1/2 Box; All; 3/4 Ton; Crew Cab; 153" Wheelbase; W/9,200 Gvwr; Federal
- Other Names: Muffler
- Item Dimensions: 131.8 x 31.2 x 17.1 inches
- Item Weight: 70.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15113074, 15070411, 15147363, 15199832
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798960Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; California; Emis. Code Nc8, Emis. Code Nt8, Emis. Code Nt9;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; Federal; Emis. Code Nt9;Silverado, Sierra; 8.1L; 8 Box; W/O Extended Cab; All; 3/4 Ton
- Other Names: Muffler
- Item Dimensions: 120.8 x 20.6 x 10.2 inches
- Item Weight: 56.00 Pounds
- Replaced by: 19420118
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic MUFFLER ASM, EXH(W/EXH & T/PIPE & 3WAY CTLTC CONV)"KIT"
PartNumber: 19420118Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; California; Emis. Code Nc8, Emis. Code Nt8, Emis. Code Nt9;Silverado, Sierra; 6.0L; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; Standard Cab; Option 1; W/O Cng; Federal; Emis. Code Nt9;Silverado, Sierra; 8.1L; 8 Box; W/O Extended Cab; All; 3/4 Ton
- Other Names: Muffler
- Fitment Type: Direct Replacement
- Replaces: 15076107, 15113085, 15147368, 15199841, 15798960
- Part Description: 2007 GMC Sierra 2500 HD Classic MUFFLER ASM, EXH(W/EXH & T/PIPE & 3WAY CTLTC CONV)"KIT"
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229355
Product Specifications- Notes: 6.6 Liter Turbo Diesel, 2ND Design, Std Cab
- Other Names: Muffler & Pipe
- Item Dimensions: 62.4 x 12.0 x 11.7 inches
- Item Weight: 37.10 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229356Product Specifications- Notes: Silverado, Sierra; 6.6L; 6 1/2 Box; Crew Cab
- Other Names: Muffler
- Item Dimensions: 128.5 x 32.7 x 16.9 inches
- Item Weight: 55.70 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229358Product Specifications- Notes: Silverado, Sierra; 6.6L; 8 Box; Crew Cab
- Other Names: Muffler
- Item Dimensions: 143.3 x 33.4 x 16.9 inches
- Item Weight: 53.60 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15798941Product Specifications- Notes: 6.0 Liter Gas; Silverado, Sierra; 6.0L; 5 3/4 Box; 134" Wheelbase; 2WD;Silverado, Sierra; 6.0L; 5 3/4 Box; 134" Wheelbase; 4WD; W/O Luxury Edition
- Other Names: Muffler, Muffler & Pipe
- Item Dimensions: 130.9 x 25.9 x 16.1 inches
- Item Weight: 59.40 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
PartNumber: 15798949Product Specifications- Notes: Silverado, Sierra; 6.0L; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 3/4 Ton; W/O Base Body/Chas; California; Emis. Code Nc1;Silverado, Sierra; 8.1L; 8 Box; W/Extended Cab; All; 3/4 Ton; W/O Base Body/Chas; California; Emis. Code Nc1
- 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: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229352Product Specifications- Notes: Silverado, Sierra; 6.6L; 6 1/2 Box; Extended Cab; All
- Other Names: Muffler
- Item Weight: 53.10 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15798942Product Specifications- Notes: Silverado, Sierra; 6.0L; 5 3/4 Box; 134" Wheelbase; 4WD; W/Luxury Edition
- Other Names: Muffler
- Item Weight: 60.10 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229353Product Specifications- Notes: Silverado, Sierra; 6.6L; 8 Box; Extended Cab
- Other Names: Muffler
- Item Weight: 52.80 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229351Product Specifications- Notes: Silverado, Sierra; 6.6L; 8 Box; Standard Cab; All
- Other Names: Muffler
- Item Weight: 50.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
OEM (Genuine) 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
PartNumber: 15229357Product Specifications- Notes: 6.6 Liter Turbo Diesel, 2ND Design, Ext Cab
- Other Names: Muffler & Pipe
- Item Weight: 44.80 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2007 GMC Sierra 2500 HD Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
Vehicle Fitment- 2007 GMC Sierra 2500 HD Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL