How to replace the exhaust crossover pipe (RPO L26/3.8L) with an Exhaust Pipe on 2008 Buick Lucerne?

The replacement process of exhaust crossover pipe (RPO L26/3.8L) starts by taking off the intake manifold cover followed by the air cleaner outlet duct. Remove the secondary air injection (AIR) feed tube when it exists on your vehicle. To start the process the power brake booster heat shield nuts should be taken out with the heat shield following. Detach the exhaust crossover pipe bolts and studs while removing the exhaust crossover from the engine space where you will discard the old exhaust crossover pipe seal. Position the new exhaust crossover pipe seal inside the pipe before installing the crossover into its position. Tighten the exhaust crossover pipe bolts and studs at 18 N.m (13 lb ft). Reinstall the power brake booster heat shield while securing its nuts to a torque of 20 N.m (15 lb ft). Followed by the AIR feed tube reinstallation, install the air cleaner outlet duct before placing the intake manifold cover.

OEM 2008 Buick Lucerne Exhaust Pipe

Exhaust Tail Pipe

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11 Exhaust Pipes found

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2008 Buick Lucerne Catalytic Converter Part Number: 19420116
$1236.87 MSRP: $1922.48
You Save: $685.61 (36%)
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 19332463, 15921944
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19420116
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick Lucerne Muffler & Pipe Part Number: 25806919
$976.13 MSRP: $1453.05
You Save: $476.92 (33%)
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Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/ Catalytic Converter, Exhaust; Exhaust Pipe; Muffler; Muffler, Exhaust
- Item Weight: 456.90 Pounds
- Item Dimensions: 141.3 x 57.4 x 12.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25806919
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2008 Buick Lucerne Submodels:
- CXL | 8 Cyl 4.6 L GAS
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2008 Buick Lucerne Muffler & Pipe Part Number: 15921940
$1516.73 MSRP: $2264.77
You Save: $748.04 (34%)
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Product Specifications
- Other Name: Muffler Assembly-Exhaust (W/ Catalytic Converter, Exhaust; Exhaust Pipe; Muffler; Muffler, Exhaust
- Item Weight: 62.50 Pounds
- Item Dimensions: 145.4 x 58.0 x 12.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15921940
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2008 Buick Lucerne Submodels:
- CXS | 8 Cyl 4.6 L GAS
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2008 Buick Lucerne Exhaust Pipe Part Number: 15921947
$1017.10 MSRP: $1527.49
You Save: $510.39 (34%)
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Product Specifications
- Other Name: Pipe, Exhaust Pipe; Intermediate Pipe; Rear Pipe
- Position: Rear
- Item Weight: 7.90 Pounds
- Item Dimensions: 13.7 x 12.3 x 9.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15921947
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2008 Buick Lucerne Submodels:
- CXL, CXS, Super | 8 Cyl 4.6 L GAS
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2008 Buick Lucerne Cross Over Part Number: 24503125
$437.51 MSRP: $654.11
You Save: $216.60 (34%)
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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 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick Lucerne Crossover Pipe Part Number: 12597679
$342.22 MSRP: $511.64
You Save: $169.42 (34%)
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Product Specifications
- Other Name: Pipe, Exhaust Pipe; Cross Over Pipe; Exhaust Pipe
- Item Dimensions: 20.0 x 7.4 x 4.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12597679
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick Lucerne Exhaust Pipe Part Number: 12564240
$61.91 MSRP: $92.15
You Save: $30.24 (33%)
Product Specifications
- Other Name: Pipe, Exhaust Pipe; Crossover Pipe; Front Pipe; Cross Over Pipe
- Position: Front
- Replaces: 12556489
- Item Weight: 7.50 Pounds
- Item Dimensions: 26.3 x 14.2 x 5.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12564240
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2008 Buick Lucerne Submodels:
- CXL, CXS, Super | 8 Cyl 4.6 L GAS
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2008 Buick Lucerne Muffler & Pipe Part Number: 25905567
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 20765020, 25806920
- Item Weight: 248.60 Pounds
- Item Dimensions: 135.8 x 33.2 x 11.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25905567
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL, CXL Special Edition | 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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2008 Buick Lucerne Catalytic Converter Part Number: 15921945
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15786790, 19332465
- Item Weight: 12.50 Pounds
- Item Dimensions: 25.1 x 20.6 x 7.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15921945
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2008 Buick Lucerne Muffler & Pipe Part Number: 25905568
Product Specifications
- Other Name: Muffler, Exhaust; Exhaust Pipe; Muffler
- Replaces: 25806918
- Item Weight: 465.60 Pounds
- Item Dimensions: 145.5 x 58.0 x 12.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25905568
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- Super | 8 Cyl 4.6 L GAS
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2008 Buick Lucerne Muffler & Pipe Part Number: 15921946
Product Specifications
- Other Name: Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe; Muffler
- Item Weight: 33.40 Pounds
- Item Dimensions: 134.8 x 33.2 x 12.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15921946
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS

2008 Buick Lucerne Exhaust Pipe

With a comprehensive array of OEM 2008 Buick Lucerne Exhaust Pipe, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2008 Buick Lucerne 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.

2008 Buick Lucerne Exhaust Pipe Parts and Q&A

Q: How to replace the exhaust crossover pipe (RPO L26/3.8L) with an Exhaust Pipe on 2008 Buick Lucerne?
A: The replacement process of exhaust crossover pipe (RPO L26/3.8L) starts by taking off the intake manifold cover followed by the air cleaner outlet duct. Remove the secondary air injection (AIR) feed tube when it exists on your vehicle. To start the process the power brake booster heat shield nuts should be taken out with the heat shield following. Detach the exhaust crossover pipe bolts and studs while removing the exhaust crossover from the engine space where you will discard the old exhaust crossover pipe seal. Position the new exhaust crossover pipe seal inside the pipe before installing the crossover into its position. Tighten the exhaust crossover pipe bolts and studs at 18 N.m (13 lb ft). Reinstall the power brake booster heat shield while securing its nuts to a torque of 20 N.m (15 lb ft). Followed by the AIR feed tube reinstallation, install the air cleaner outlet duct before placing the intake manifold cover.