How to replace the exhaust crossover exhaust pipe on a 3.8L engine on 2004 Chevrolet Impala?

The first step to change the exhaust crossover pipe on a 3.8l engine involves the removal of the fuel injector sight shield and the air cleaner intake duct. After removing the nuts holding the heat shield you should take out the exhaust crossover heat shield then proceed to detach the bolts from the exhaust crossover pipe to extract both components. The installation process requires attaching the exhaust crossover pipe seal to the crossover pipe at its right-side manifold connection before installing the pipe. When installing the components begin by tightening the exhaust crossover pipe bolts to 20 nm (15 ft. Lbs.) then put back the heat shield and its nuts while tightening them to 20 nm (15 ft. Lbs.). Conclude the process by attaching the air cleaner intake duct together with the fuel injector sight shield.

OEM 2004 Chevrolet Impala Exhaust Pipe

Exhaust Tail Pipe

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9 Exhaust Pipes found

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2004 Chevrolet Impala Muffler & Pipe
Part Number: 15144839
$550.74 MSRP: $827.10
You Save: $276.36 (34%)
Ships in 1-3 Business Days
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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 2004 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
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2004 Chevrolet Impala Cross Over
Part Number: 24503125
$437.51 MSRP: $654.11
You Save: $216.60 (34%)
Ships in 1-3 Business Days
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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.
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Fits the following 2004 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
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2004 Chevrolet Impala Cross Over
Part Number: 24507946
$102.54 MSRP: $138.79
You Save: $36.25 (27%)
Ships in 1-2 Business Days
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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 2004 Chevrolet Impala Submodels:
- Base | 6 Cyl 3.4 L GAS
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2004 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.
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Fits the following 2004 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
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2004 Chevrolet Impala Catalytic Converter
Part Number: 10330021
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Item Weight: 16.50 Pounds
- Item Dimensions: 39.5 x 7.0 x 15.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 10330021
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Impala Submodels:
- Base | 6 Cyl 3.4 L GAS
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2004 Chevrolet Impala Muffler & Pipe
Part Number: 15791212
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15791212
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2004 Chevrolet Impala Submodels:
- Base, LS, SS | 6 Cyl 3.8 L GAS
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2004 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 2004 Chevrolet Impala Submodels:
- Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
View related parts
2004 Chevrolet Impala Catalytic Converter
Part Number: 10343189
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Item Weight: 18.50 Pounds
- Item Dimensions: 38.1 x 12.1 x 7.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 10343189
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Impala Submodels:
- Base, LS, SS | 6 Cyl 3.8 L GAS
View related parts
2004 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 2004 Chevrolet Impala Submodels:
- Base | 6 Cyl 3.4 L GAS

2004 Chevrolet Impala Exhaust Pipe

With a comprehensive array of OEM 2004 Chevrolet Impala Exhaust Pipe, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2004 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.

2004 Chevrolet Impala Exhaust Pipe Parts Questions & Experts Answers

Q: How to replace the exhaust crossover exhaust pipe on a 3.8L engine on 2004 Chevrolet Impala?
A: The first step to change the exhaust crossover pipe on a 3.8l engine involves the removal of the fuel injector sight shield and the air cleaner intake duct. After removing the nuts holding the heat shield you should take out the exhaust crossover heat shield then proceed to detach the bolts from the exhaust crossover pipe to extract both components. The installation process requires attaching the exhaust crossover pipe seal to the crossover pipe at its right-side manifold connection before installing the pipe. When installing the components begin by tightening the exhaust crossover pipe bolts to 20 nm (15 ft. Lbs.) then put back the heat shield and its nuts while tightening them to 20 nm (15 ft. Lbs.). Conclude the process by attaching the air cleaner intake duct together with the fuel injector sight shield.