How to replace the muffler on a Utility 4.3L on Chevrolet Blazer?

In order to change the Muffler on a utility 4.3l, start by lifting the vehicle properly and using appropriate supports. Start by removing the Catalytic Converter to Muffler flange nuts before disconnecting the insulator from the Tail Pipe hanger and proceeding by disconnecting the insulators from the Muffler hanger for 4-door utilities and from the Muffler and Tail Pipe hanger. Remove the Muffler from the vehicle as the next step after completing these steps. When installing the new Muffler and gasket on the vehicle you should first attach them before you can proceed to connect the insulator to the Muffler and Tail Pipe hanger and then complete the connection of insulators to the Muffler hanger for 4-door utilities or the insulator to the Tail Pipe hanger. Secure the Muffler to the Catalytic Converter flange by using nuts that you will tighten to 40 nm (30 ft. Lbs.)., then lower the vehicle.

OEM Chevrolet Blazer Muffler

Exhaust Muffler

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29 Mufflers found

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Chevrolet Blazer Muffler & Pipe
Part Number: 85513034
$1629.88 MSRP: $2434.65
You Save: $804.77 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Exhaust Aftertreatment)
- Replaced by: 86822580
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2022 Chevrolet Blazer | RS | 6 Cyl 3.6 L GAS
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 85513033
$1647.56 MSRP: $2461.20
You Save: $813.64 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Exhaust Aftertreatment)
- Replaced by: 86822579
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2022 Chevrolet Blazer | Premier | 6 Cyl 3.6 L GAS
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 84724454
$711.20 MSRP: $1068.08
You Save: $356.88 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust
- Replaced by: 85154372
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Chevrolet Blazer | Premier | 4 Cyl 2.0 L GAS
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 86822578
$1581.48 MSRP: $2361.98
You Save: $780.50 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Exhaust Aftertreatment); Muffler, Exhaust
- Replaces: 84779197, 84591579, 85513032, 84693988
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2022 Chevrolet Blazer | Base, LT | 6 Cyl 3.6 L GAS
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 85154374
$842.18 MSRP: $1264.79
You Save: $422.61 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust
- Replaces: 84779201, 84724456, 84997139, 84693993
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT | 4 Cyl 2.0 L GAS
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 85154372
$711.20 MSRP: $1068.08
You Save: $356.88 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust
- Replaces: 84997137, 84724454
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Blazer | Premier | 4 Cyl 2.0 L GAS
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 85154366
$1448.56 MSRP: $2162.40
You Save: $713.84 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Exhaust Aftertreatment); Muffler, Exhaust
- Replaces: 85132446
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023-2024 Chevrolet Blazer | RS | 6 Cyl 3.6 L GAS
View related parts
Chevrolet Blazer Muffler
Part Number: 14063795
Product Specifications
- Other Name: Muffler, Exhaust; Muffler, Exhaust (2WD, 4WD, C Truck, G Truck, K Truck, P Truck)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1990 Chevrolet Blazer | Custom Deluxe, Scottsdale, Silverado | 8 Cyl 6.2 L DIESEL
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Chevrolet Blazer Muffler
Part Number: 15616421
Product Specifications
- Other Name: Muffler, Exhaust; Muffler, Exhaust(2 Wheel Drive)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1991 Chevrolet Blazer | Scottsdale, Silverado | 8 Cyl 5.7 L GAS
View related parts
Chevrolet Blazer Muffler
Part Number: 15616425
Product Specifications
- Other Name: Muffler, Exhaust; Muffler, Exhaust(2 Wheel Drive)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1990-1991 Chevrolet Blazer | Scottsdale, Silverado | 8 Cyl 5.7 L GAS
View related parts
Chevrolet Blazer Muffler
Part Number: 14016435
Product Specifications
- Other Name: Muffler, Exhaust; Muffler, Exhaust(2 Wheel Drive); Muffler, Exhaust(4 Wheel Drive); Muffler, Exhaust(K Truck)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1989 Chevrolet Blazer | Custom Deluxe, Scottsdale, Silverado | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
View related parts
Chevrolet Blazer Muffler
Part Number: 14016434
Product Specifications
- Other Name: Muffler, Exhaust; Muffler, Exhaust(4 Wheel Drive); Muffler, Exhaust(G Truck)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987 Chevrolet Blazer | Custom Deluxe, Silverado | 8 Cyl 5.0 L GAS
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Chevrolet Blazer Muffler
Part Number: 15661663
Product Specifications
- Other Name: Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994 Chevrolet Blazer | Base, Silverado, Silverado Sport | 8 Cyl 6.5 L DIESEL
View related parts
Chevrolet Blazer Muffler & Pipe
Part Number: 15603976
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 Chevrolet Blazer | Base, Cheyenne, Silverado, Silverado Sport | 8 Cyl 5.7 L GAS
View related parts
Chevrolet Blazer Muffler
Part Number: 12545734
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit
- Replaces: 12541384, 15662526
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Blazer | Base | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Blazer Muffler W/Tpipe
Part Number: 15046520
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Replaces: 15722089
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1998-1999 Chevrolet Blazer | Base, LS, LT, Trailblazer | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Blazer Muffler W/Tpipe
Part Number: 15732790
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1997 Chevrolet Blazer | Base, LS | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Blazer Muffler W/Tpipe
Part Number: 15722088
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1998-1999 Chevrolet Blazer | Base, LS | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Blazer Muffler W/Tpipe
Part Number: 12471953
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler, Exhaust Tail Pipe; Muffler
- Replaces: 15981459
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994 Chevrolet Blazer | Base, Silverado, Silverado Sport | 8 Cyl 6.5 L DIESEL
View related parts
Chevrolet Blazer Muffler W/Tpipe
Part Number: 15105766
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Replaces: 15156882
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Chevrolet Blazer | Base, LS, Xtreme, ZR2 | 6 Cyl 4.3 L GAS

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Chevrolet Blazer Muffler

Our website offers an extensive catalog of genuine Chevrolet Blazer Muffler at unbeatable prices. Every OEM Chevrolet Blazer Muffler comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

Chevrolet Blazer Muffler Parts Questions & Experts Answers

Muffler W/Tpipe
15105765
Q: How to replace the muffler on a Utility 4.3L on Chevrolet Blazer?
A: In order to change the Muffler on a utility 4.3l, start by lifting the vehicle properly and using appropriate supports. Start by removing the Catalytic Converter to Muffler flange nuts before disconnecting the insulator from the Tail Pipe hanger and proceeding by disconnecting the insulators from the Muffler hanger for 4-door utilities and from the Muffler and Tail Pipe hanger. Remove the Muffler from the vehicle as the next step after completing these steps. When installing the new Muffler and gasket on the vehicle you should first attach them before you can proceed to connect the insulator to the Muffler and Tail Pipe hanger and then complete the connection of insulators to the Muffler hanger for 4-door utilities or the insulator to the Tail Pipe hanger. Secure the Muffler to the Catalytic Converter flange by using nuts that you will tighten to 40 nm (30 ft. Lbs.)., then lower the vehicle.

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