OEM 2023 GMC Sierra 2500 HD Muffler

Exhaust Muffler

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

9 Mufflers found

View related parts
2023 GMC Sierra 2500 HD Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84021297
$500.77 MSRP: $752.05
You Save: $251.28 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84021297
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, AT4X, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
View related parts
2023 GMC Sierra 2500 HD Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84021296
$505.63 MSRP: $759.35
You Save: $253.72 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84021296
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
View related parts
2023 GMC Sierra 2500 HD Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84021293
$510.57 MSRP: $766.77
You Save: $256.20 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84021293
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
View related parts
2023 GMC Sierra 2500 HD Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84021295
$538.41 MSRP: $808.58
You Save: $270.17 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84021295
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, AT4X, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
View related parts
2023 GMC Sierra 2500 HD Muffler Assembly, Exh (W/ Exh Pipe)
Part Number: 84021294
$618.64 MSRP: $929.07
You Save: $310.43 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Muffler & Pipe
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84021294
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
View related parts
2023 GMC Sierra 2500 HD FILTER ASM-EXH PRTLT (W/ EXH PIPE)
Part Number: 86786607
$844.91 MSRP: $1268.89
You Save: $423.98 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Diesel Particulate Filter, Muffler & Pipe
- Replaces: 86777036
- Condition: New
- SKU: 86786607
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
View related parts
2023 GMC Sierra 2500 HD FILTER ASM-EXH PRTLT (W/ EXH PIPE)
Part Number: 86777037
$910.29 MSRP: $1354.98
You Save: $444.69 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Diesel Particulate Filter, Muffler & Pipe
- Replaced by: 86534439
- Condition: New
- SKU: 86777037
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
View related parts
2023 GMC Sierra 2500 HD Filter Assembly, Exh Prtlt (W/ Exh Pipe)
Part Number: 84612881
$914.21 MSRP: $1360.87
You Save: $446.66 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Diesel Particulate Filter, Muffler & Pipe
- Replaced by: 86534426
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 84612881
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Base, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
View related parts
2023 GMC Sierra 2500 HD FILTER ASM-EXH PRTLT (W/ EXH PIPE)
Part Number: 86786608
$922.55 MSRP: $1372.60
You Save: $450.05 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Diesel Particulate Filter, Muffler & Pipe
- Replaced by: 86534435
- Condition: New
- SKU: 86786608
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2023 GMC Sierra 2500 HD Submodels:
- AT4, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL

2023 GMC Sierra 2500 HD Muffler

Achieve unprecedented performance experience with our genuine 2023 GMC Sierra 2500 HD Muffler. All our parts are engineered for a perfect fit and maximum durability to ensure that your Sierra 2500 HD returns to factory condition. Specially designed for the 2023 GMC Sierra 2500 HD, this Muffler offers superior reliability and ease of installation for anyone.

With a comprehensive array of OEM 2023 GMC Sierra 2500 HD Muffler, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2023 GMC Sierra 2500 HD Muffler are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

Related 2023 GMC Sierra 2500 HD Parts

Alternate Year Models

2022 GMC Sierra 2500 HD Muffler 2024 GMC Sierra 2500 HD Muffler