×
Contact Us Live Chat or 1-888-737-9766
My Garage
My Account
Cart
Search Bar
Search by Part Number, Part Name, or Vehicle
Track Order Help Center

Genuine 2011 GMC Sierra Muffler

Exhaust Muffler
  • Select Vehicle by Model
  • Select Vehicle by VIN
Select Vehicle by Model
Make
Model
Year
or
Select Vehicle by VIN
For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

23 Mufflers found

  • 2011 GMC Sierra Muffler - 25811687
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 25811687
    $907.92 MSRP: $1369.69
    You Save: $461.77 (34%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Item Weight: 69.30 Pounds
    • Item Dimensions: 144.1 x 27.7 x 17.9 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 25811687
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 3500 CREW CAB LONG BOX, CREW CAB 1 TON, CREW CAB 2500 LONG BOX, CREW CAB 8' BOX 3/4 TON | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 25811686
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 25811686
    $832.36 MSRP: $1255.70
    You Save: $423.34 (34%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Item Weight: 60.50 Pounds
    • Item Dimensions: 112.1 x 28.2 x 18.2 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 25811686
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 2500 REGULAR CAB, 3500 REGULAR CAB, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 22818061
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Resonator, Exhaust & Tail Pipe

    Part Number: 22818061
    $499.80 MSRP: $754.00
    You Save: $254.20 (34%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Resonator, Exhaust & Tail Pipe; Muffler, Muffler & Pipe
    • Replaces: 20932936
    • Item Weight: 77.80 Pounds
    • Item Dimensions: 135.5 x 26.6 x 15.2 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 22818061
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • CREW CAB 1/2 TON | 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 25811688
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 25811688
    $879.59 MSRP: $1326.95
    You Save: $447.36 (34%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Item Weight: 61.60 Pounds
    • Item Dimensions: 134.2 x 28.2 x 18.6 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 25811688
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 1 TON, EXTENDED CAB 8' BOX 3/4 TON | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 25811684
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 25811684
    $903.02 MSRP: $1362.29
    You Save: $459.27 (34%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Item Weight: 59.90 Pounds
    • Item Dimensions: 123.4 x 27.7 x 18.1 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 25811684
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 6'6" BOX 3/4 TON | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 25811685
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 25811685
    $977.59 MSRP: $1474.79
    You Save: $497.20 (34%)
    ADD TO CART
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler & Pipe
    • Item Weight: 67.00 Pounds
    • Item Dimensions: 128.4 x 28.0 x 18.1 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 25811685
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 1 TON CREW CAB, 2500 CREW CAB STANDARD BOX, 3500 CREW CAB STANDARD BOX, CREW CAB 1 TON 119.0, CREW CAB 6'6" BOX 3/4 TON | 8 Cyl 6.0L, 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 23424568
    View related parts

    2011 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)

    Part Number: 23424568
    $1559.82 MSRP: $2340.02
    You Save: $780.20 (34%)
    ADD TO CART
    Product Specifications
    • Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment)
    • Replaces: 22751931, 25811705
    • Item Weight: 66.00 Pounds
    • Item Dimensions: 96.0 x 18.0 x 16.3 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 23424568
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 3500 REGULAR CAB, REGULAR CAB CHASSIS 1 TON 137.0 | 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 23424566
    View related parts

    2011 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)

    Part Number: 23424566
    $1575.79 MSRP: $2364.07
    You Save: $788.28 (34%)
    ADD TO CART
    Product Specifications
    • Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment)
    • Replaces: 20848263, 22751930
    • Item Weight: 81.40 Pounds
    • Item Dimensions: 118.7 x 18.8 x 15.9 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 23424566
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 3500 REGULAR CAB, REGULAR CAB CHASSIS 1 TON 161.5 | 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 23424564
    View related parts

    2011 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)

    Part Number: 23424564
    $3180.38 MSRP: $4785.24
    You Save: $1604.86 (34%)
    ADD TO CART
    Product Specifications
    • Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment); Muffler
    • Replaces: 25811699
    • Item Weight: 52.90 Pounds
    • Item Dimensions: 125.0 x 23.4 x 17.1 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 23424564
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 2500 REGULAR CAB, 3500 REGULAR CAB, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON | 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 23424563
    View related parts

    2011 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)

    Part Number: 23424563
    $2057.07 MSRP: $3090.62
    You Save: $1033.55 (34%)
    ADD TO CART
    Product Specifications
    • Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment); Muffler
    • Replaces: 25811700
    • Item Weight: 29.20 Pounds
    • Item Dimensions: 160.7 x 23.3 x 16.9 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 23424563
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • 3500 CREW CAB LONG BOX, CREW CAB 1 TON, CREW CAB 2500 LONG BOX, CREW CAB 8' BOX 3/4 TON | 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 19419592
    View related parts

    2011 GMC Sierra CONVERTER ASM,3WAY CTLTC (W/EXH MANIF PIPE) "KIT"

    Part Number: 19419592
    $1817.79 MSRP: $2729.11
    You Save: $911.32 (34%)
    Product Specifications
    • Other Name: Muffler
    • Replaces: 25811701, 23424561
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 19419592
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 1 TON, EXTENDED CAB 8' BOX 3/4 TON | 8 Cyl 6.0L Flex
  • 2011 GMC Sierra Muffler - 20920636
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20920636
    $349.62 MSRP: $525.05
    You Save: $175.43 (34%)
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Replaces: 20779898, 25940531
    • Item Weight: 245.20 Pounds
    • Item Dimensions: 100.6 x 32.7 x 15.2 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20920636
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • REGULAR CAB 6'6" BOX 1/2 TON | 8 Cyl 5.3L, 8 Cyl 5.3L Flex
  • 2011 GMC Sierra Muffler - 20920633
    View related parts

    2011 GMC Sierra Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20920633
    Product Specifications
    • Other Name: MUFFLER, Exhaust; Muffler, Muffler & Pipe
    • Replaces: 20779905, 20898059, 25940540, 19258693
    • Item Weight: 271.70 Pounds
    • Item Dimensions: 116.8 x 33.3 x 15.2 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20920633
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 4.8L, 8 Cyl 4.8L Flex
  • 2011 GMC Sierra Muffler - 20920631
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20920631
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Replaces: 20779900, 25940533
    • Item Weight: 244.50 Pounds
    • Item Dimensions: 103.2 x 33.0 x 15.5 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20920631
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • REGULAR CAB 6'6" BOX 1/2 TON | 8 Cyl 4.8L, 8 Cyl 4.8L Flex
  • 2011 GMC Sierra Muffler - 20952772
    View related parts

    2011 GMC Sierra Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20952772
    Product Specifications
    • Other Name: MUFFLER, Exhaust; Muffler, Muffler & Pipe
    • Replaces: 25940529, 25940539, 19258692
    • Item Weight: 40.60 Pounds
    • Item Dimensions: 118.3 x 33.2 x 14.6 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20952772
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • REGULAR CAB 8' BOX 1/2 TON | 6 Cyl 4.3L
  • 2011 GMC Sierra Muffler - 20952773
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20952773
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Replaces: 25947797, 20779901, 25940534, 25940530
    • Item Weight: 279.00 Pounds
    • Item Dimensions: 124.3 x 32.1 x 15.2 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20952773
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 6'6" BOX 1/2 TON | 6 Cyl 4.3L
  • 2011 GMC Sierra Muffler - 20952771
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20952771
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Replaces: 25940532, 20779899
    • Item Weight: 36.10 Pounds
    • Item Dimensions: 101.6 x 32.5 x 14.8 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20952771
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • REGULAR CAB 6'6" BOX 1/2 TON | 6 Cyl 4.3L
  • 2011 GMC Sierra Muffler - 20920635
    View related parts

    2011 GMC Sierra Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20920635
    Product Specifications
    • Other Name: MUFFLER, Exhaust; Muffler, Muffler & Pipe
    • Replaces: 19258691, 20779904, 25940537, 25940538
    • Item Weight: 280.00 Pounds
    • Item Dimensions: 114.9 x 32.0 x 15.1 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20920635
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 5'8" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON | 8 Cyl 5.3L, 8 Cyl 5.3L Flex
  • 2011 GMC Sierra Muffler - 20959692
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)

    Part Number: 20959692
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
    • Replaces: 20779906, 25940541
    • Item Weight: 351.80 Pounds
    • Item Dimensions: 142.6 x 33.0 x 16.3 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 20959692
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • EXTENDED CAB 8' BOX 1/2 TON | 8 Cyl 5.3L, 8 Cyl 5.3L Flex
  • 2011 GMC Sierra Muffler - 22812180
    View related parts

    2011 GMC Sierra Exhaust Muffler Assembly (W/ Resonator, Exhaust & Tail Pipe

    Part Number: 22812180
    Product Specifications
    • Other Name: Muffler Assembly, Exhaust (W/ Resonator, Exhaust & Tail Pipe; Muffler, Muffler & Pipe
    • Replaces: 25832562
    • Item Weight: 67.60 Pounds
    • Item Dimensions: 135.3 x 27.5 x 15.0 inches
    • Condition: New
    • Fitment Type: Direct Replacement
    • SKU: 22812180
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    More Info
    Fits the following 2011 GMC Sierra Submodels:
    • CREW CAB 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON | 8 Cyl 6.2L Flex
| Page 1 of 2 |Next >
1-20 of 23 Results

Related 2011 GMC Sierra Parts

Alternate Year Models

+
2010 GMC Sierra Muffler 2012 GMC Sierra Muffler