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2007 GMC Sierra 3500 Classic
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Exhaust Manifolds, Pipes & Mufflers
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27 Products found

6 Q&A for Muffler Repair
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  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler

    PartNumber: 15798961
    OEM 2007 GMC Sierra 3500 Classic Muffler - 15798961
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/O 9, 900 Gvwr; 4WD; California, Emis. Code Nc1, Emis. Code Nc8;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/O 9, 900 Gvwr; 4WD; Federal;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 3;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 1; W/O 9, 900 Gvwr; 4WD; W/O Srw; California, Emis. Code Nc1, Emis. Code Nc8;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 1; W/O 9, 900 Gvwr; 4WD; W/O Srw; Federal;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 3
    • Other Names: Muffler
    • Item Weight: 57.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2007 GMC Sierra 3500 Classic Muffler
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    $1024.26 MSRP: $1532.23
    You Save: $507.97 (34%)
  • Walker Quiet Flow Steel Oval Aluminized Exhaust Muffler for 2007 GMC Sierra 3500 Classic - 21522

    Walker® Quiet Flow Steel Oval Aluminized Exhaust Muffler for 2007 GMC Sierra 3500 Classic

    PartNumber: 21522
    Product 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 3500 Classic Quiet Flow Steel Oval Aluminized Exhaust Muffler
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | All Trims | 8 Cyl 6.6L
    $112.38
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler

    PartNumber: 15798957
    OEM 2007 GMC Sierra 3500 Classic Muffler - 15798957
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc8;Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/O 9, 900 Gvwr; Option 1; Federal;Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/O 9, 900 Gvwr; Option 2;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc8;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/O 9, 900 Gvwr; Option 1; Federal;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/O 9, 900 Gvwr; Option 1; Option 2
    • Other Names: Muffler
    • Item Weight: 73.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15103204, 15147365
    • Part Description: 2007 GMC Sierra 3500 Classic Muffler
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    $938.35 MSRP: $1402.65
    You Save: $464.30 (34%)
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798954
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W - 15798954
    Product Specifications
    • Notes: 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
  • Walker Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler for 2007 GMC Sierra 3500 Classic - 21533

    Walker® Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler for 2007 GMC Sierra 3500 Classic

    PartNumber: 21533
    Product Specifications
    • Notes: Premium - Limited Lifetime Warranty; SRW; Exc. HD; w/Small Dia Muffler; w/2.5" Muffler Inlet; If Welded Assy, Replace All Reqd Parts; Use Reducer Bushing PN[41974] to connect w/OE Converter Pipe.
    • Body Height: 7.000
    • Body Length: 24.000
    • Body Material: Stainless Steel
    • Body Width: 9.000
    • Exhaust Component Mount Type: No Mounts
    • Finish: Aluminized
    • Grade Type: Regular
    • Inlet 1 Inside Diameter: 2.500
    • Inlet 1 Type: Pipe Connection
    • Inlet 2 Inside Diameter: 2.500
    • Inlet 2 Type: Pipe Connection
    • Inlet Configuration: Offset
    • Inlet Offset: 1.625
    • Internet Product Code (IPC): 67ECD3A0D55
    • Item has MSDS (SDS): N
    • Max Year Covered: 2007
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 21533
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 2001
    • Most Popular Make / Model: Chevrolet Silverado 2500 HD
    • Most Popular Year: 2006
    • Muffler Body Height: 7.0
    • Muffler Body Length: 24.0
    • Muffler Body Material: Stainless Steel
    • Muffler Body Width: 9.0
    • Muffler Color / Finish: Bare
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 2
    • Muffler Inlet Diameter (in): 2.5
    • 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: 740279
    • Universal Or Specific Fit: Specific
    • UPC: 086387215336
    • Part Description: 2007 GMC Sierra 3500 Classic Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | All Trims | 8 Cyl 6.0L
    • 2007 GMC Sierra 3500 Classic | All Trims | 8 Cyl 8.1L
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798947
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W - 15798947
    Product Specifications
    • Notes: 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
  • Walker Quiet-Flow Exhaust Muffler Assembly for 2007 GMC Sierra 3500 Classic - 21576

    Walker® Quiet-Flow Exhaust Muffler Assembly for 2007 GMC Sierra 3500 Classic

    PartNumber: 21576
    Product Specifications
    • Notes: Premium - Limited Lifetime Warranty; SRW; Exc. HD; w/3" Inlet & 3" Outlet; If welded Assy, replace all Reqd parts; Single Outlet Muffler replaces Dual Outlet Muffler; Use to depletion, then use 22307;Premium - Limited Lifetime Warranty; w/Fed Emissions; w/3" Inlet & 3" Outlet; 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: 2007 GMC Sierra 3500 Classic Quiet-Flow Exhaust Muffler Assembly
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | All Trims | 8 Cyl 6.0L
    • 2007 GMC Sierra 3500 Classic | All Trims | 8 Cyl 8.1L
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler & Pipe

    PartNumber: 15798959
    OEM 2007 GMC Sierra 3500 Classic Muffler & Pipe - 15798959
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Crew Cab; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc8;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Crew Cab; W/O 9, 900 Gvwr; Option 1; Federal;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 167" Wheelbase; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc8;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 167" Wheelbase; W/O 9, 900 Gvwr; Option 1; Federal; 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 3500 Classic Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler

    PartNumber: 15798948
    OEM 2007 GMC Sierra 3500 Classic Muffler - 15798948
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Crew Cab; W/9, 900 Gvwr; 4WD; California;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 167" Wheelbase; W/9, 900 Gvwr; 4WD; California
    • 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: 2007 GMC Sierra 3500 Classic Muffler
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798946
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W - 15798946
    Product Specifications
    • Notes: 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798950
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W - 15798950
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/9, 900 Gvwr; California; Emis. Code Nc1;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 1; W/9, 900 Gvwr; 4WD; California
    • 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798956
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W - 15798956
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/Base Body Chas;Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/9, 900 Gvwr; California; Emis. Code Nc8;Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/9, 900 Gvwr; Federal;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/Base Body Chas;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/9, 900 Gvwr; California; Emis. Code Nc8;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/9, 900 Gvwr; 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798951
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W - 15798951
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/O 9, 900 Gvwr; 2WD;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/O 9, 900 Gvwr; 4WD; California, Emis. Code Nc1;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 1; W/O 9, 900 Gvwr; 2WD;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 1; W/O 9, 900 Gvwr; 4WD; W/O Srw; California, Emis. Code Nc1
    • Other Names: Muffler
    • Item Dimensions: 113.2 x 27.1 x 14.5 inches
    • Item Weight: 57.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15757987, 15077789
    • Part Description: 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798960
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W - 15798960
    Product Specifications
    • 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic MUFFLER ASM, EXH(W/EXH & T/PIPE & 3WAY CTLTC CONV)"KIT"

    PartNumber: 19420118
    OEM 2007 GMC Sierra 3500 Classic MUFFLER ASM, EXH(W/EXH & T/PIPE & 3WAY CTLTC CONV)"KIT" - 19420118
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/9, 900 Gvwr; California; Emis. Code Nc8;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 1; W/9, 900 Gvwr; Federal;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Standard Cab; Option 2;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 133" Wheelbase; Option 2
    • Other Names: Muffler
    • Fitment Type: Direct Replacement
    • Replaces: 15076107, 15113085, 15147368, 15199841, 15798960
    • Part Description: 2007 GMC Sierra 3500 Classic MUFFLER ASM, EXH(W/EXH & T/PIPE & 3WAY CTLTC CONV)"KIT"
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229355
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe) - 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, WT | 8 Cyl 6.6 L DIESEL
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229356
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe) - 15229356
    Product 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229358
    OEM 2007 GMC Sierra 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe) - 15229358
    Product 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 3500 Classic Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15798941
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe) - 15798941
    Product 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798949
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W - 15798949
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/9, 900 Gvwr; California; Emis. Code Nc1;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/9, 900 Gvwr; 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798953
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W - 15798953
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Crew Cab; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc1;Silverado, Sierra; 6.0l; 8 Box; W/O Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; Crew Cab; W/O 9, 900 Gvwr; Option 2;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 167" Wheelbase; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc1;Silverado, Sierra; 8.1l; 8 Box; W/O Extended Cab; All; 1 Ton; 167" Wheelbase; W/O 9, 900 Gvwr; Option 2
    • Other Names: Muffler
    • Item Dimensions: 148.0 x 29.7 x 14.9 inches
    • Item Weight: 74.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15757990
    • Part Description: 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W

    PartNumber: 15798952
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W - 15798952
    Product Specifications
    • Notes: Silverado, Sierra; 6.0l; 8 Box; W/Extended Cab; W/O Rear Exit Exhaust; All; 1 Ton; W/O Base Body Chas; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc1;Silverado, Sierra; 8.1l; 8 Box; W/Extended Cab; All; 1 Ton; W/O Base Body/Chas; W/O 9, 900 Gvwr; Option 1; California; Emis. Code Nc1
    • Other Names: Muffler, Muffler & Pipe
    • Item Dimensions: 143.9 x 28.7 x 15.0 inches
    • Item Weight: 80.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15113070
    • Part Description: 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust & T/Pipe & 3W
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229352
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe) - 15229352
    Product 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15798942
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe) - 15798942
    Product 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229353
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe) - 15229353
    Product 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229351
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe) - 15229351
    Product 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
  • OEM (Genuine) 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)

    PartNumber: 15229357
    OEM 2007 GMC Sierra 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe) - 15229357
    Product 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 3500 Classic Muffler Asm-Exhaust (W/ Exhaust Pipe & Tail Pipe)
    More Info
    Vehicle Fitment
    • 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL

FAQ for Muffler Repair

Q: What is the recommended torque for the rear shock absorber lower bolts?
A:
It is 95 N.m (70 lb-ft).
By Bob
GM Specialist
01/11/2022
Q: What should be removed to get access to the muffler (2500/3500-cab/chassis w/6.0L)?
A:
You shall remove the spare tire.
By Bob
GM Specialist
01/11/2022
Q: How to remove the muffler (1500 Series w/6.2L)?
A:
The proper way is to remove the spare tire, the rear axle vent hose from the rear axle, the rear shock absorber lower bolts and nuts, the catalytic converter to muffler nuts, the insulator from the tailpipe hanger, and the muffler assembly.
By Bob
GM Specialist
01/11/2022
Q: How to install the muffler (1500 Series w/6.2L)?
A:
You shall install the insulator to the rear tailpipe hanger, the insulators to the front, intermediate, and rear muffler assembly hangers, the catalytic converter, the rear axle vent hose to the rear axle, and the spare tire.
By Bob
GM Specialist
01/11/2022
Q: How to remove the muffler (2500/3500 series w/6.0L)?
A:
The proper way is to remove the spare tire, the rear axle vent hose from the rear axle, the rear shock absorber lower bolts and nuts, the muffler to catalytic converter nuts, the insulators from the front, intermediate, and rear muffler assembly hangers, and the muffler assembly.
By Bob
GM Specialist
01/11/2022
Q: How to install the muffler (2500/3500 series w/6.0L)?
A:
You shall install the insulators, the catalytic converter to exhaust muffler nuts, the rear axle vent hose to the rear axle, and the spare tire.
By Bob
GM Specialist
01/11/2022
See more FAQs (1)