Genuine 2014 GMC Sierra Muffler

Exhaust Muffler

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15 Mufflers found

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2014 GMC Sierra Muffler Asm,Exhaust (W/ Exhaust Pipe)
Part Number: 84020524
$488.77 MSRP: $696.39
You Save: $207.62 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: MUFFLER ASM,EXH (W/ EXH PIPE); Muffler, Muffler & Pipe
- Replaces: 23377844, 23487120, 20757704, 23219692
- Item Weight: 45.30 Pounds
- Item Dimensions: 100.3 x 30.9 x 15.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84020524
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.3L
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2014 GMC Sierra Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84665236
$669.59 MSRP: $1010.14
You Save: $340.55 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Replaces: 23377842, 23487119, 84053744, 84327965, 20757703, 23219691, 84020522, 23239259
- Item Weight: 112.90 Pounds
- Item Dimensions: 137.6 x 46.1 x 21.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84665236
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 CREW CAB, 1500 DOUBLE CAB STANDARD BOX, CREW CAB 1/2 TON | 6 Cyl 4.3L, 8 Cyl 5.3L
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2014 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)
Part Number: 23424568
$1559.82 MSRP: $2340.02
You Save: $780.20 (34%)
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Product Specifications
- Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment)
- Replaces: 22751931, 25811705
- Item Weight: 67.20 Pounds
- Item Dimensions: 98.8 x 18.7 x 15.8 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 2014 GMC Sierra Submodels:
- 3500 REGULAR CAB, REGULAR CAB CHASSIS 1 TON 137.0 | 8 Cyl 6.0L Flex
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2014 GMC Sierra Muffler Assembly, Exhaust (W/ Exhaust Pipe)
Part Number: 84308120
$832.36 MSRP: $1255.70
You Save: $423.34 (34%)
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Product Specifications
- Other Name: Muffler Assembly, Exh (W/ Exh Pipe); Mirror Assembly, Muffler & Pipe
- Replaces: 23377854, 84012772, 23219682, 23239251
- Item Dimensions: 129.4 x 23.7 x 13.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84308120
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 CREW CAB, CREW CAB 1/2 TON | 8 Cyl 6.2L
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2014 GMC Sierra Exhaust Muffler Assembly (W/ Exhaust Pipe & Tail Pipe)
Part Number: 25811685
$977.59 MSRP: $1474.79
You Save: $497.20 (34%)
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Product Specifications
- Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler & Pipe
- Item Weight: 66.40 Pounds
- Item Dimensions: 128.4 x 27.7 x 18.8 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 2014 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
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2014 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)
Part Number: 23424563
$2057.07 MSRP: $3090.62
You Save: $1033.55 (34%)
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Product Specifications
- Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment); Muffler
- Replaces: 25811700
- Item Weight: 27.00 Pounds
- Item Dimensions: 157.6 x 23.1 x 16.7 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 2014 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
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2014 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)
Part Number: 23424566
$1575.79 MSRP: $2364.07
You Save: $788.28 (34%)
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Product Specifications
- Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment)
- Replaces: 20848263, 22751930
- Item Weight: 83.80 Pounds
- Item Dimensions: 121.0 x 18.3 x 16.0 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 2014 GMC Sierra Submodels:
- 3500 REGULAR CAB, REGULAR CAB CHASSIS 1 TON 161.5 | 8 Cyl 6.0L Flex
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2014 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)
Part Number: 23424564
$3180.38 MSRP: $4785.24
You Save: $1604.86 (34%)
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Product Specifications
- Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment); Muffler
- Replaces: 25811699
- Item Weight: 51.40 Pounds
- Item Dimensions: 125.0 x 24.0 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 2014 GMC Sierra Submodels:
- 2500 REGULAR CAB, 3500 REGULAR CAB, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON | 8 Cyl 6.0L Flex
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2014 GMC Sierra Muffler Assembly, Exhaust (W/ Exhaust Pipe)
Part Number: 84308119
$765.06 MSRP: $1154.16
You Save: $389.10 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler Assembly, Exh (W/ Exh Pipe); Muffler, Muffler & Pipe
- Replaces: 20757692, 23199937, 23219683, 84012771
- Item Weight: 68.50 Pounds
- Item Dimensions: 135.4 x 30.4 x 15.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84308119
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 CREW CAB STANDARD BOX | 8 Cyl 6.2L
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2014 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
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Product Specifications
- Other Name: Muffler Assembly, Exhaust (W/ Exhaust Pipe & Tail Pipe); Muffler, Muffler & Pipe
- Item Weight: 67.40 Pounds
- Item Dimensions: 144.1 x 27.4 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 2014 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
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2014 GMC Sierra Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84665237
$700.99 MSRP: $1057.51
You Save: $356.52 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Replaced by: 85052292
- Item Weight: 47.90 Pounds
- Item Dimensions: 135.5 x 24.3 x 13.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84665237
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 CREW CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.3L
View related parts
2014 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: 56.10 Pounds
- Item Dimensions: 110.0 x 28.2 x 18.1 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 2014 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
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2014 GMC Sierra Muffler Asm,Exhaust (W/ Exhaust Pipe)
Part Number: 84020523
$623.60 MSRP: $940.75
You Save: $317.15 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: MUFFLER ASM,EXH (W/ EXH PIPE); Muffler, Muffler & Pipe
- Replaced by: 85052295
- Replaces: 20757701, 23377843, 23487117, 23219685, 23239260
- Item Weight: 50.10 Pounds
- Item Dimensions: 30.9 x 15.7 x 114.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84020523
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 REGULAR CAB LONG BOX | 6 Cyl 4.3L, 8 Cyl 5.3L
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2014 GMC Sierra Muffler Assembly, Exhaust (W/ Exhaust Pipe)
Part Number: 84308118
$358.22 MSRP: $537.97
You Save: $179.75 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Muffler Assembly, Exh (W/ Exh Pipe); Fan Blade, Muffler, Muffler & Pipe
- Replaces: 23219684, 23440153, 20757688, 23377852, 84012770
- Item Weight: 63.10 Pounds
- Item Dimensions: 125.5 x 30.5 x 16.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84308118
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 1500 DOUBLE CAB STANDARD BOX | 8 Cyl 6.2L
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2014 GMC Sierra Exhaust Muffler (W/ Exhaust Aftertreatment)
Part Number: 23424565
Product Specifications
- Other Name: Muffler,Exhaust (W/ Exhaust Aftertreatment)
- Replaces: 22751932, 25811706
- Item Weight: 76.40 Pounds
- Item Dimensions: 130.9 x 18.4 x 15.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 23424565
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2014 GMC Sierra Submodels:
- 3500 CREW CAB ONLY, CREW CAB 1 TON 137.0, EXTENDED CREW CAB 1 TON 161.5 | 8 Cyl 6.0L Flex

2014 GMC Sierra Muffler

Achieve unprecedented performance experience with our genuine 2014 GMC Sierra Muffler. All our parts are engineered for a perfect fit and maximum durability to ensure that your Sierra returns to factory condition. Specially designed for the 2014 GMC Sierra, this Muffler offers superior reliability and ease of installation for anyone.

We are your prime source for competitively priced and high-quality OEM 2014 GMC Sierra Muffler. We provide you with parts that will allow you to save a lot of money without sacrificing quality. All our OEM parts are backed by the manufacturer's warranty and shipped out at a swift rate.

Related 2014 GMC Sierra Parts

Alternate Year Models

2013 GMC Sierra Muffler 2015 GMC Sierra Muffler