How to replace the exhaust crossover exhaust pipe on a 3.4L engine on 2003 Chevrolet Impala?

The first steps to change the exhaust crossover pipe on a 3.4l engine start with unattaching the air cleaner intake duct and the thermostat by-pass pipe. First step is to remove both bolts securing the exhaust crossover heat shield followed by the shield itself then remove the pipe nuts from the exhaust crossover. Position the exhaust crossover pipe first then install it using the provided nuts which should be torqued to 25 nm (18 ft. Lbs.). Designed the exhaust crossover heat shield and its bolts with 10 nm torque and anchored them at 89 inch lbs. The last step includes securing both the thermostat by-pass pipe and the air cleaner intake duct.

OEM 2003 Chevrolet Impala Exhaust Pipe

Exhaust Tail Pipe

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).

6 Exhaust Pipes found

View related parts
2003 Chevrolet Impala Muffler & Pipe Part Number: 15144839
$550.74 MSRP: $827.10
You Save: $276.36 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Item Dimensions: 118.9 x 20.8 x 8.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15144839
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2003 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
View related parts
2003 Chevrolet Impala Cross Over Part Number: 24503125
$437.51 MSRP: $654.11
You Save: $216.60 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe, Exhaust Pipe; Crossover Pipe; Front Pipe; Cross Over Pipe; Exhaust Pipe
- Item Weight: 7.30 Pounds
- Item Dimensions: 17.4 x 6.7 x 5.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 24503125
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
View related parts
2003 Chevrolet Impala Cross Over Part Number: 24507946
$102.54 MSRP: $138.79
You Save: $36.25 (27%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe, Exhaust Pipe; Crossover Pipe; Front Pipe; Cross Over Pipe; Exhaust Pipe
- Replaces: 24503680
- Item Weight: 4.40 Pounds
- Item Dimensions: 24.5 x 6.2 x 4.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 24507946
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Impala Submodels:
- Base | 6 Cyl 3.4 L GAS
View related parts
2003 Chevrolet Impala Muffler & Pipe Part Number: 15241772
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler W/Tpipe; Muffler
- Replaces: 15791213
- Item Weight: 55.10 Pounds
- Item Dimensions: 111.2 x 49.9 x 8.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15241772
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
View related parts
2003 Chevrolet Impala Muffler & Pipe Part Number: 10312661
Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/Exhaust Pipe & Tail Pipe*Color Coded; Direct-Fit Exhaust; Exhaust System Kit; Muffler; Muffler, Exhaust; Exhaust Pipe
- Item Weight: 39.90 Pounds
- Item Dimensions: 113.1 x 21.2 x 8.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 10312661
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
View related parts
2003 Chevrolet Impala Muffler W/Tpipe Part Number: 15144838
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Replaces: 10312660
- Item Weight: 38.60 Pounds
- Item Dimensions: 117.4 x 24.0 x 11.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15144838
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Impala Submodels:
- Base | 6 Cyl 3.4 L GAS

2003 Chevrolet Impala Exhaust Pipe

With a comprehensive array of OEM 2003 Chevrolet Impala Exhaust Pipe, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2003 Chevrolet Impala Exhaust Pipe are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2003 Chevrolet Impala Exhaust Pipe Parts and Q&A

Q: How to replace the exhaust crossover exhaust pipe on a 3.4L engine on 2003 Chevrolet Impala?
A: The first steps to change the exhaust crossover pipe on a 3.4l engine start with unattaching the air cleaner intake duct and the thermostat by-pass pipe. First step is to remove both bolts securing the exhaust crossover heat shield followed by the shield itself then remove the pipe nuts from the exhaust crossover. Position the exhaust crossover pipe first then install it using the provided nuts which should be torqued to 25 nm (18 ft. Lbs.). Designed the exhaust crossover heat shield and its bolts with 10 nm torque and anchored them at 89 inch lbs. The last step includes securing both the thermostat by-pass pipe and the air cleaner intake duct.