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Replacement and OEM Parts for 2003 Nissan Altima Muffler

2003 Nissan Altima Muffler

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2003 Nissan Altima
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Exhaust Manifolds, Pipes & Mufflers
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  • OEM 2003 Nissan Altima Exhaust, Sub Muffler Assembly Diagram - 20300-ZB100
    View Related Parts

    OEM (Genuine) 2003 Nissan Altima Exhaust, Sub Muffler Assembly

    PartNumber: 20300-ZB100
    OEM 2003 Nissan Altima Exhaust, Sub Muffler Assembly - 20300-ZB100
    Product Specifications
    • Notes: Altima; All; 3.5l; 3.5 Liter
    • Other Names: Intermediate Pipe, Resonator & Pipe
    • Item Dimensions: 103.5 x 30.9 x 6.8 inches
    • Item Weight: 30.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 20300-8J100
    • Part Description: 2003 Nissan Altima Exhaust, Sub Muffler Assembly
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | Base, S, SE, SL | 6 Cyl 3.5 L GAS
    $448.78 MSRP: $579.53
    You Save: $130.75 (23%)
  • Walker Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly for 2003 Nissan Altima - 53370

    Walker® Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly for 2003 Nissan Altima

    PartNumber: 53370
    Product Specifications
    • Notes: Premium - Limited Lifetime Warranty
    • Body Height: 4.250
    • Body Length: 16.000
    • Body Material: Stainless Steel
    • Body Width: 9.750
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Finish: Aluminized
    • Grade Type: Regular
    • Inlet 1 Inside Diameter: 2.000
    • Inlet 1 Type: Pipe Connection
    • Inlet Configuration: Offset
    • Internet Product Code (IPC): CD585FD36D3
    • Item has MSDS (SDS): N
    • Max Year Covered: 2006
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 53370
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 2002
    • Most Popular Make / Model: Nissan Altima
    • Most Popular Year: 2005
    • Muffler Body Height: 4.25
    • Muffler Body Length: 16.0
    • Muffler Body Material: Stainless Steel
    • Muffler Body Width: 9.75
    • Muffler Color / Finish: Bare
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 1
    • Muffler Inlet Diameter (in): 2.0
    • Muffler Inlet Diameter 2 (in): 0.0
    • Muffler Inlet Diameter Designation: Inside Diameter
    • Muffler Outlet: Offset
    • Muffler Outlet Connection Type: Tip - Welded Spout
    • Muffler Outlet Count: 2
    • Muffler Outlet Diameter (in): 2.0
    • Muffler Outlet Diameter Designation: Outside Diameter
    • Muffler Overall Length: 27.59
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Outlet 1 Outside Diameter: 2.000
    • Outlet 2 Outside Diameter: 2.000
    • Outlet Configuration: Offset
    • Overall Length: 27.500
    • Product Grade: Economy
    • Shape: Oval
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 633247
    • UPC: 086387533706
    • Part Description: 2003 Nissan Altima Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | All Trims | 4 Cyl 2.5L
    $93.63
  • OEM 2003 Nissan Altima MUFFLER Assembly-Exhaust, Sub Diagram - 20300-9J410
    View Related Parts

    OEM (Genuine) 2003 Nissan Altima MUFFLER Assembly-Exhaust, Sub

    PartNumber: 20300-9J410
    OEM 2003 Nissan Altima MUFFLER Assembly-Exhaust, Sub - 20300-9J410
    Product Specifications
    • Notes: 2.5 Liter; Altima; All; 2.5l
    • Other Names: Resonator & Pipe
    • Item Dimensions: 99.5 x 20.4 x 6.3 inches
    • Item Weight: 23.50 Pounds
    • Replaces: 20300-8J000, 20300-3Z800
    • Part Description: 2003 Nissan Altima MUFFLER Assembly-Exhaust, Sub
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | Base, S, SL | 4 Cyl 2.5 L GAS
    $413.29 MSRP: $569.28
    You Save: $155.99 (28%)
  • OEM 2003 Nissan Altima Muffler Assy-Exhaust Main Diagram - 20100-JB51A
    View Related Parts

    OEM (Genuine) 2003 Nissan Altima Muffler Assy-Exhaust Main

    PartNumber: 20100-JB51A
    OEM 2003 Nissan Altima Muffler Assy-Exhaust Main - 20100-JB51A
    Product Specifications
    • Notes: Altima; 3.5l; Right; 3.5 Liter
    • Location: Passenger Side
    • Other Names: Muffler
    • Item Dimensions: 29.1 x 14.4 x 7.6 inches
    • Item Weight: 11.60 Pounds
    • Replaces: 20100-JA100
    • Part Description: 2003 Nissan Altima Muffler Assy-Exhaust Main
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | Base, S, SE, SL | 6 Cyl 3.5 L GAS
    $376.97 MSRP: $515.00
    You Save: $138.03 (27%)
  • OEM 2003 Nissan Altima Exhaust, Main Muffler Assembly Diagram - 20100-8J110
    View Related Parts

    OEM (Genuine) 2003 Nissan Altima Exhaust, Main Muffler Assembly

    PartNumber: 20100-8J110
    OEM 2003 Nissan Altima Exhaust, Main Muffler Assembly - 20100-8J110
    Product Specifications
    • Notes: Altima; 3.5l; Left; 3.5 Liter
    • Location: Driver Side
    • Other Names: Muffler
    • Item Dimensions: 34.7 x 17.0 x 9.5 inches
    • Item Weight: 16.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2003 Nissan Altima Exhaust, Main Muffler Assembly
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | Base, S, SE, SL | 6 Cyl 3.5 L GAS
    $365.99 MSRP: $500.00
    You Save: $134.01 (27%)
  • OEM 2003 Nissan Altima Exhaust, Main Muffler Assembly Diagram - 20100-3Z800
    View Related Parts

    OEM (Genuine) 2003 Nissan Altima Exhaust, Main Muffler Assembly

    PartNumber: 20100-3Z800
    OEM 2003 Nissan Altima Exhaust, Main Muffler Assembly - 20100-3Z800
    Product Specifications
    • Notes: 2.5 Liter; Altima; 2.5l
    • Other Names: Muffler
    • Item Dimensions: 34.1 x 16.6 x 10.1 inches
    • Item Weight: 18.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 20100-8J000
    • Part Description: 2003 Nissan Altima Exhaust, Main Muffler Assembly
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | Base, S, SL | 4 Cyl 2.5 L GAS
    $335.49 MSRP: $458.33
    You Save: $122.84 (27%)
  • Walker Soundfx Aluminized Steel Oval Direct Fit Exhaust Muffler for 2003 Nissan Altima - 18933

    Walker® Soundfx Aluminized Steel Oval Direct Fit Exhaust Muffler for 2003 Nissan Altima

    PartNumber: 18933
    Product Specifications
    • Notes: optional; SoundFX for 53370
    • Body Height: 4.250
    • Body Length: 16.000
    • Body Material: Steel
    • Body Width: 9.750
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Finish: Aluminized
    • Grade Type: Regular
    • Inlet 1 Inside Diameter: 2.000
    • Inlet 1 Type: Pipe Connection
    • Inlet Configuration: Offset
    • Inlet Offset: 2.875
    • Internet Product Code (IPC): 4A5D6DDBBBD
    • Item has MSDS (SDS): N
    • Max Year Covered: 2006
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 18933
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 2002
    • Most Popular Make / Model: Nissan Altima
    • Most Popular Year: 2005
    • Muffler Body Height: 4.25
    • Muffler Body Length: 16.0
    • Muffler Body Material: Steel
    • Muffler Body Width: 9.75
    • Muffler Color / Finish: Aluminized
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 1
    • Muffler Inlet Diameter (in): 2.0
    • 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: 2
    • Muffler Outlet Diameter (in): 2.0
    • Muffler Outlet Diameter Designation: Outside Diameter
    • Muffler Overall Length: 27.625
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Outlet 1 Outside Diameter: 2.000
    • Outlet 2 Outside Diameter: 2.000
    • Outlet Configuration: Offset
    • Overall Length: 27.625
    • Product Grade: Economy
    • Reversible: No
    • Shape: Oval
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 633247
    • Universal Or Specific Fit: Specific
    • UPC: 086387189330
    • Part Description: 2003 Nissan Altima Soundfx Aluminized Steel Oval Direct Fit Exhaust Muffler
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | All Trims | 4 Cyl 2.5L
    $57.71
  • Bosal Rear Exhaust Muffler for 2003 Nissan Altima - 145-549

    Bosal® Rear Exhaust Muffler for 2003 Nissan Altima

    PartNumber: 145-549
    Product Specifications
    • Body Width: 10.5
    • Exhaust Component Mount Type: Uses New Hangers (Included)
    • Internet Product Code (IPC): D3C115FD011
    • Item has MSDS (SDS): No
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 145-549
    • Muffler Body Height (in): 6.29
    • Muffler Body Length: 14.96
    • Muffler Body Material: Aluminized Steel
    • Muffler Color/Finish: Aluminized
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 1
    • Muffler Inlet Diameter (in): 1.96
    • Muffler Inlet Diameter Designation: Inside Diameter
    • Muffler Outlet: Offset
    • Muffler Outlet Connection Type: Pipe Connection
    • Muffler Overall Length (in): 29.0
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Muffler Type: Reflection
    • Pipe Material: Aluminized Steel
    • Series: Direct-Fit Exhaust
    • Supplier Company Name: Bosal
    • UPC: 623920311195
    • Part Description: 2003 Nissan Altima Rear Exhaust Muffler
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | All Trims | 4 Cyl 2.5L
  • Bosal Rear Driver Side Exhaust Muffler for 2003 Nissan Altima - 145-073

    Bosal® Rear Driver Side Exhaust Muffler for 2003 Nissan Altima

    PartNumber: 145-073
    Product Specifications
    • Exhaust Component Mount Type: Uses New Hangers (Included)
    • Internet Product Code (IPC): 9D4FCE661EC
    • Item has MSDS (SDS): N
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 145-073
    • MFG Name: Bosal
    • Muffler Body Material: Aluminized Steel
    • Muffler Color / Finish: Aluminized
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 1
    • Muffler Outlet: Offset
    • Muffler Outlet Connection Type: Tip - Bumper Exit
    • Muffler Overall Length (in): 29.0
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Muffler Type: Reflection
    • Supplier Company Name: Bosal
    • UPC: 623920311249
    • Part Description: 2003 Nissan Altima Rear Driver Side Exhaust Muffler
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | Base | 6 Cyl 3.5L
    • 2003 Nissan Altima | S | 6 Cyl 3.5L
    • 2003 Nissan Altima | SE | 6 Cyl 3.5L
    • 2003 Nissan Altima | SL | 6 Cyl 3.5L
    Show More
  • Walker Quiet Flow Passenger Side Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly for 2003 Nissan Altima - 53467

    Walker® Quiet Flow Passenger Side Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly for 2003 Nissan Altima

    PartNumber: 53467
    Product Specifications
    • Notes: Premium - Limited Lifetime Warranty
    • Body Height: 5.500
    • Body Length: 15.000
    • Body Material: Stainless Steel
    • Body Width: 11.000
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Finish: Aluminized
    • Grade Type: Regular
    • Inlet 1 Inside Diameter: 2.000
    • Inlet 1 Type: Pipe Connection
    • Inlet Configuration: Offset
    • Internet Product Code (IPC): 8D78E083F65
    • Item has MSDS (SDS): N
    • Max Year Covered: 2006
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 53467
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 2002
    • Most Popular Make / Model: Nissan Altima
    • Most Popular Year: 2005
    • Muffler Body Height: 5.5
    • Muffler Body Length: 15.0
    • Muffler Body Material: Stainless Steel
    • Muffler Body Width: 11.0
    • Muffler Color / Finish: Bare
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 1
    • Muffler Inlet Diameter (in): 2.0
    • 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): 2.0
    • Muffler Outlet Diameter Designation: Outside Diameter
    • Muffler Overall Length: 26.7
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Outlet 1 Outside Diameter: 2.000
    • Outlet Configuration: Offset
    • Overall Length: 26.750
    • Product Grade: Economy
    • Shape: Oval
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 126239
    • UPC: 086387534673
    • Part Description: 2003 Nissan Altima Quiet Flow Passenger Side Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | All Trims | 6 Cyl 3.5L
  • Walker Quiet Flow Driver Side Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly for 2003 Nissan Altima - 53468

    Walker® Quiet Flow Driver Side Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly for 2003 Nissan Altima

    PartNumber: 53468
    Product Specifications
    • Notes: Premium - Limited Lifetime Warranty
    • Body Height: 5.500
    • Body Length: 12.000
    • Body Material: Stainless Steel
    • Body Width: 11.000
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Finish: Aluminized
    • Grade Type: Regular
    • Inlet 1 Inside Diameter: 2.000
    • Inlet 1 Type: Pipe Connection
    • Inlet Configuration: Offset
    • Internet Product Code (IPC): FD6071E6EB9
    • Item has MSDS (SDS): N
    • Max Year Covered: 2006
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 53468
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 2002
    • Most Popular Make / Model: Nissan Altima
    • Most Popular Year: 2005
    • Muffler Body Height: 5.5
    • Muffler Body Length: 12.0
    • Muffler Body Material: Stainless Steel
    • Muffler Body Width: 11.0
    • Muffler Color / Finish: Bare
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 1
    • Muffler Inlet Diameter (in): 2.0
    • 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): 2.0
    • Muffler Outlet Diameter Designation: Outside Diameter
    • Muffler Overall Length: 25.5
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Outlet 1 Outside Diameter: 2.000
    • Outlet Configuration: Offset
    • Overall Length: 25.500
    • Product Grade: Economy
    • Shape: Oval
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 126239
    • UPC: 086387534680
    • Part Description: 2003 Nissan Altima Quiet Flow Driver Side Stainless Steel Oval Aluminized Exhaust Muffler And Pipe Assembly
    More Info
    Vehicle Fitment
    • 2003 Nissan Altima | All Trims | 6 Cyl 3.5L