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2021 GMC Sierra 2500 HD Muffler

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2021 GMC Sierra 2500 HD
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Exhaust Manifolds, Pipes & Mufflers
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  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84572772
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84572772
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    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84572772
    $1059.26 MSRP: $1653.13
    You Save: $593.87 (36%)
    Product Specifications
    • Other Names: Diesel Particulate Filter, Muffler & Pipe
    • Item Dimensions: 163.2 x 45.5 x 37.1 inches
    • Item Weight: 70.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 86534424
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84021294
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84021294
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84021294
    $647.86 MSRP: $977.38
    You Save: $329.52 (34%)
    Product Specifications
    • Notes: 6.6 Liter Gas, Double Cab, 6.9 Ft Box; Silverado, Sierra 2500 Hd; Gas; Double Cab; Short Box
    • Other Names: Muffler, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84021295
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84021295
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84021295
    $563.84 MSRP: $850.62
    You Save: $286.78 (34%)
    Product Specifications
    • Notes: 6.6 Liter Gas, Crew Cab, 6.9 Ft Box; Silverado, Sierra 2500 Hd; Gas; Crew Cab; Short Box
    • Other Names: Muffler, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, AT4X, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84021293
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84021293
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84021293
    $534.69 MSRP: $806.64
    You Save: $271.95 (34%)
    Product Specifications
    • Notes: 6.6 Liter Gas, Regular Cab; Silverado, Sierra 2500 Hd; Gas; Regular Cab
    • Other Names: Muffler, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84021296
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84021296
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84021296
    $529.52 MSRP: $798.84
    You Save: $269.32 (34%)
    Product Specifications
    • Notes: 6.6 Liter Gas, Double Cab, 8 Ft Box; Silverado, Sierra 2500 Hd; Gas; Double Cab; Long Box
    • Other Names: Muffler, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84021297
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84021297
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84021297
    $524.42 MSRP: $791.16
    You Save: $266.74 (34%)
    Product Specifications
    • Notes: 6.6 Liter Gas, Crew Cab, 8 Ft Box; Silverado, Sierra 2500 Hd; Gas; Crew Cab; Long Box
    • Other Names: Muffler, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, AT4X, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84612879
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84612879
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84612879
    $934.31 MSRP: $1397.35
    You Save: $463.04 (34%)
    Product Specifications
    • Notes: 6.6 Liter Diesel, Regular Cab; Silverado, Sierra 2500 Hd; Regular Cab
    • Other Names: Diesel Particulate Filter, Muffler & Pipe
    • Replaced by: 86534428
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84612881
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84612881
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84612881
    $910.12 MSRP: $1360.87
    You Save: $450.75 (34%)
    Product Specifications
    • Notes: 6.6 Liter Diesel, Double Cab, 6.9 Ft Box; Silverado, Sierra 2500 Hd; Double Cab; Short Box
    • Other Names: Diesel Particulate Filter, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Replaces: 84341172
    • Replaced by: 86534426
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84612885
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84612885
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84612885
    $821.07 MSRP: $1226.55
    You Save: $405.48 (34%)
    Product Specifications
    • Other Names: Diesel Particulate Filter, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Replaces: 84341175
    • Replaced by: 86534451
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
  • OEM 2021 GMC Sierra 2500 HD Muffler & Pipe - 84612887
    OEM 2021 GMC Sierra 2500 HD Muffler & Pipe Diagram - 84612887
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Muffler & Pipe

    PartNumber: 84612887
    $808.76 MSRP: $1259.26
    You Save: $450.50 (36%)
    Product Specifications
    • Notes: 6.6 Liter Diesel, Crew Cab, 8 Ft Box; Silverado, Sierra 2500 Hd; Crew Cab; Long Box
    • Other Names: Diesel Particulate Filter, Muffler & Pipe
    • Fitment Type: Direct Replacement
    • Replaced by: 86534453
    • Part Description: 2021 GMC Sierra 2500 HD Muffler & Pipe
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL