How to replace the muffler on Chevrolet Trailblazer?

The Muffler replacement process starts with frame brace and spare tire followed by removing the rear axle Tie Rod and rear axle brace. The process continues by removing shock absorber lower mounting bolts before setting them aside. Follow this step by removing the right rear coil spring when present. Remove the Muffler to Catalytic Converter nuts from a 4.2l engine. The Muffler to Catalytic Converter nuts require removal according to the engine type if you have a 5.3l or 6.0l vehicle. You need assistance to detach the Muffler's exhaust insulators (1, 3, and 4) from the hangers before you remove the entire Muffler assembly from the vehicle. Position the Muffler assembly back onto the vehicle with help before you reattach exhaust insulators (1, 3, and 4) onto the Muffler hangers. When working with 5.3l or 6.0l engines install the Muffler to Catalytic Converter nuts while torquing them to 45 n.m (33 lb ft). When installing the Catalytic Converter to Muffler nuts on a 4.2l engine maintain a torque setting at 45 n.m (33 lb ft) before continuing. Install the right rear coil spring when present and position the shock absorbers before installing the lower mounting bolts. To complete the installation you must reinstall the rear axle brace together with the rear axle Tie Rod and spare tire before remounting the frame brace.

OEM Chevrolet Trailblazer 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).

19 Mufflers found

View related parts
Chevrolet Trailblazer Front Muffler Part Number: 60004749
$198.08 MSRP: $296.14
You Save: $98.06 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust Front (W/ Exhaust Pipe); Exhaust Pipe; Muffler; Muffler & Pipe Assembly
- Replaced by: 60009399
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | ACTIV, LS, LT, RS | 3 Cyl 1.3 L GAS
View related parts
Chevrolet Trailblazer Muffler & Pipe Part Number: 60006572
$252.94 MSRP: $378.16
You Save: $125.22 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust Muffler/Resonator; Exhaust Pipe; Muffler & Pipe Assembly; Muffler
- Position: Rear
- Replaced by: 60009802
- Replaces: 60005812
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | ACTIV, RS | 3 Cyl 1.3 L GAS
View related parts
Chevrolet Trailblazer Muffler & Pipe Part Number: 60006571
$535.05 MSRP: $803.54
You Save: $268.49 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust Muffler/Resonator; Muffler & Pipe Assembly
- Position: Rear
- Replaced by: 60009801
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | LS, LT | 3 Cyl 1.3 L GAS
View related parts
Chevrolet Trailblazer Muffler & Pipe Part Number: 60006569
$281.99 MSRP: $421.60
You Save: $139.61 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust Muffler/Resonator; Exhaust Pipe; Muffler & Pipe Assembly; Muffler
- Position: Rear
- Replaced by: 60009799
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | LS, LT | 3 Cyl 1.3 L GAS
View related parts
Chevrolet Trailblazer Front Muffler Part Number: 60005991
$180.84 MSRP: $270.37
You Save: $89.53 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust Front (W/ Exhaust Pipe); Muffler & Pipe Assembly; Muffler, Exhaust
- Replaced by: 60009398
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | ACTIV, LS, LT, RS | 3 Cyl 1.3 L GAS
View related parts
Chevrolet Trailblazer Muffler & Pipe Part Number: 60005007
$224.20 MSRP: $335.20
You Save: $111.00 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust Muffler/Resonator; Exhaust Pipe; Muffler & Pipe Assembly; Muffler
- Position: Rear
- Replaced by: 60009401
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Trailblazer | L, LS, LT | 3 Cyl 1.2 L GAS
View related parts
Chevrolet Trailblazer Front Muffler Part Number: 60004995
$284.44 MSRP: $425.25
You Save: $140.81 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust Front (W/ Exhaust Pipe); Muffler & Pipe Assembly; Muffler, Exhaust
- Replaced by: 60009397
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | L, LS, LT | 3 Cyl 1.2 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 25887916
$746.18 MSRP: $1120.61
You Save: $374.43 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Exhaust Pipe; Muffler; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Trailblazer | Base, LS, LT | 6 Cyl 4.2 L GAS
View related parts
Chevrolet Trailblazer Muffler Part Number: 15847573
$774.88 MSRP: $1163.72
You Save: $388.84 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Chevrolet Trailblazer | LS, LT | 6 Cyl 4.2 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 25839184
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Exhaust Pipe; Muffler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008 Chevrolet Trailblazer | Base, LT | 8 Cyl 5.3 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 25887919
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Trailblazer | Base, LS, LT | 6 Cyl 4.2 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 25839185
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Exhaust Pipe; Muffler; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Trailblazer | Base, LS, LT, SS | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 25839182
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Exhaust Pipe; Muffler; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2008 Chevrolet Trailblazer | Base, LS, LT | 8 Cyl 5.3 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 25839181
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Exhaust Pipe; Muffler; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2008 Chevrolet Trailblazer | Base, LS, LT | 8 Cyl 5.3 L GAS
View related parts
Chevrolet Trailblazer Muffler Part Number: 15847578
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Chevrolet Trailblazer | LS, LT | 8 Cyl 5.3 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 15847577
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Replaces: 15064263, 15185659, 15778682
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2006 Chevrolet Trailblazer | LS, LT, LTZ, North Face | 6 Cyl 4.2 L GAS
View related parts
Chevrolet Trailblazer Muffler Part Number: 15847574
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Resonator, Exhaust & Tail Pipe; Muffler, Exhaust Tail Pipe; Muffler, Exhaust
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Chevrolet Trailblazer | LS, LT | 8 Cyl 5.3 L GAS
View related parts
Chevrolet Trailblazer Muffler W/Tpipe Part Number: 12479984
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:
- 2002-2005 Chevrolet Trailblazer | LS, LT, LTZ, North Face | 6 Cyl 4.2 L GAS
View related parts
Chevrolet Trailblazer Muffler & Pipe Part Number: 60006573
$279.94 MSRP: $418.53
You Save: $138.59 (34%)
Product Specifications
- Other Name: Muffler, Exhaust Muffler/Resonator; Exhaust Pipe; Muffler & Pipe Assembly; Muffler
- Position: Rear
- Replaced by: 60009803
- Replaces: 60005813
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Trailblazer | ACTIV, RS | 3 Cyl 1.3 L GAS

Chevrolet Trailblazer Muffler

Want to cut long-term maintenance and repair costs? Choose OEM Muffler. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Trailblazer parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Trailblazer Muffler includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Muffler can be described as the exhaust system of Trailblazer vehicles, which is famous for its quality and efficiency across different Trailblazer models. Muffler is intended to efficiently lead toxic fumes out of the car interior and, at the same time, reduce the noise with the help of an intricate system of chambers and passages which use the phenomenon of destructive interference, thus, eliminating sound. This feature is addicting and at the same time very useful and significant in terms of safety and accepting the noise rules and regulations. This Muffler fits various generations of the Trailblazer vehicle which was also known as the GMC Envoy and Oldsmobile Bravada, the mid-size SUV, and the subcompact crossover versions of the Trailblazer, guaranteeing the optimization of each generation of the Trailblazer Muffler. Made of high quality material such as corrosion resistant stainless steel and aluminized steel, spare parts Muffler can come in direct and universal fit so the original sound of the Chevrolet can be retained as the muffler boosts the exhaust of the Chevrolet Trailblazer. Some Trailblazer models may also come with extra chambers known as resonators, which expands the uniqueness of Muffler in the auto industry. Performance-oriented types are used by hobbyists who want to increase efficiency and noise of the automobile, the Muffler is a definite necessity in the improvement of auto performance as well as security. In summing up, the Muffler is another proof of the company's dedication to producing quality products that are both unique and incorporative, constituent it to Trailblazers' strengths.

Chevrolet Trailblazer Muffler Parts and Q&A

Muffler W/Tpipe
25887916
Q: How to replace the muffler on Chevrolet Trailblazer?
A:
The Muffler replacement process starts with frame brace and spare tire followed by removing the rear axle Tie Rod and rear axle brace. The process continues by removing shock absorber lower mounting bolts before setting them aside. Follow this step by removing the right rear coil spring when present. Remove the Muffler to Catalytic Converter nuts from a 4.2l engine. The Muffler to Catalytic Converter nuts require removal according to the engine type if you have a 5.3l or 6.0l vehicle. You need assistance to detach the Muffler's exhaust insulators (1, 3, and 4) from the hangers before you remove the entire Muffler assembly from the vehicle. Position the Muffler assembly back onto the vehicle with help before you reattach exhaust insulators (1, 3, and 4) onto the Muffler hangers. When working with 5.3l or 6.0l engines install the Muffler to Catalytic Converter nuts while torquing them to 45 n.m (33 lb ft). When installing the Catalytic Converter to Muffler nuts on a 4.2l engine maintain a torque setting at 45 n.m (33 lb ft) before continuing. Install the right rear coil spring when present and position the shock absorbers before installing the lower mounting bolts. To complete the installation you must reinstall the rear axle brace together with the rear axle Tie Rod and spare tire before remounting the frame brace.