How to replace the left exhaust manifold (3.4L) on Chevrolet Impala?

A technician should begin left Exhaust Manifold (3.4L) replacement by disconnecting the negative Battery Cable and removing the air cleaner intake duct. Begin by first removing the right engine mount strut bracket followed by the thermostat bypass pipe. Then proceed with removing the exhaust crossover pipe heat shield bolts and the attached heat shield. Start by removing the exhaust crossover pipe nuts from the left Exhaust Manifold before you detach the left Exhaust Manifold heat shield bolts as well as the heat shield itself. The service requires workers to remove the left Exhaust Manifold nuts followed by the removal of the manifold and also the left Exhaust Manifold Gasket. When installing the new gasket and manifold to the left Exhaust Manifold you must first clean then inspect the mating surfaces. Follow installation of the left Exhaust Manifold nuts by tightening them to 16 nm (12 ft. Lbs.) then fasten the left Exhaust Manifold heat shield with its bolts while tightening them to 10 nm (89 inch lbs.). The exhaust crossover pipe receives its nuts first at the left Exhaust Manifold with 25 nm (18 ft. Lbs.) torque before attaching the exhaust crossover pipe heat shield and its bolts at 10 nm (89 inch lbs.). The maintenance sequence ends with the installation of the thermostat bypass pipe along with the right engine mount strut bracket and the air cleaner intake duct before reattaching the negative Battery Cable.

OEM Chevrolet Impala Exhaust Manifold

Engine Exhaust Manifold

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25 Exhaust Manifolds found

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Chevrolet Impala Exhaust Manifold
Part Number: 12643496
$175.02 MSRP: $300.58
You Save: $125.56 (42%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Replaces: 12615133, 12630741
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014 Chevrolet Impala | Eco | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 12568405
$204.26 MSRP: $303.21
You Save: $98.95 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2005 Chevrolet Impala | Base | 6 Cyl 3.4 L GAS
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Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 12603753
$218.06 MSRP: $340.05
You Save: $121.99 (36%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Chevrolet Impala | 50th Anniversary Edition, LS, LT, LTZ, Police | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 12615497
$326.24 MSRP: $660.74
You Save: $334.50 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Chevrolet Impala | 50th Anniversary Edition, LS, LT, LTZ, Police | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 12569053
$197.47 MSRP: $310.70
You Save: $113.23 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Impala | SS | 8 Cyl 5.3 L GAS
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Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 12569054
$184.41 MSRP: $290.15
You Save: $105.74 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Impala | SS | 8 Cyl 5.3 L GAS
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Chevrolet Impala Exhaust Manifold
Part Number: 12627186
$127.73 MSRP: $180.47
You Save: $52.74 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Chevrolet Impala | LS, LT, LTZ | 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS
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Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 10182321
$81.48 MSRP: $303.50
You Save: $222.02 (74%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2003 Chevrolet Impala | Base | 6 Cyl 3.4 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 12588004
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Chevrolet Impala | Base, LS, SS | 6 Cyl 3.8 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 14014500
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Chevrolet Impala | Base | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL, 8 Cyl 5.7 L GAS
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Chevrolet Impala Exhaust Manifold
Part Number: 14037672
Product Specifications
- Other Name: Manifold; Manifold, Engine Exhaust Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Chevrolet Impala | Base | 8 Cyl 5.7 L GAS
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Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 411961
Product Specifications
- Other Name: Manifold, Exhaust; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Chevrolet Impala | Base | 8 Cyl 5.7 L DIESEL
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Chevrolet Impala Exhaust Manifold, Driver Side
Part Number: 24504379
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2004 Chevrolet Impala | Base, LS, LS Sport, SS | 6 Cyl 3.8 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 24503918
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2003 Chevrolet Impala | Base, LS, LS Sport | 6 Cyl 3.8 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 12576864
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 Chevrolet Impala | Base, LS, SS | 6 Cyl 3.8 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 24506309
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2003 Chevrolet Impala | Base | 6 Cyl 3.4 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 25507804
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984 Chevrolet Impala | Base | 6 Cyl 3.8 L GAS
View related parts
Chevrolet Impala Manifold, Passenger Side
Part Number: 12524289
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Exhaust Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1995 Chevrolet Impala | SS | 8 Cyl 5.7 L GAS
View related parts
Chevrolet Impala Manifold, Passenger Side
Part Number: 12556731
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Exhaust Manifold
- Position: Passenger Side
- Replaces: 12552897
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996 Chevrolet Impala | SS | 8 Cyl 5.7 L GAS
View related parts
Chevrolet Impala Exhaust Manifold, Passenger Side
Part Number: 12578348
Product Specifications
- Other Name: Manifold, Engine Exhaust Manifold; Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2005 Chevrolet Impala | Base | 6 Cyl 3.4 L GAS

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Chevrolet Impala Exhaust Manifold

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

Chevrolet Impala Exhaust Manifold Parts Questions & Experts Answers

Exhaust Manifold, Driver Side
12568405
Q: How to replace the left exhaust manifold (3.4L) on Chevrolet Impala?
A: A technician should begin left Exhaust Manifold (3.4L) replacement by disconnecting the negative Battery Cable and removing the air cleaner intake duct. Begin by first removing the right engine mount strut bracket followed by the thermostat bypass pipe. Then proceed with removing the exhaust crossover pipe heat shield bolts and the attached heat shield. Start by removing the exhaust crossover pipe nuts from the left Exhaust Manifold before you detach the left Exhaust Manifold heat shield bolts as well as the heat shield itself. The service requires workers to remove the left Exhaust Manifold nuts followed by the removal of the manifold and also the left Exhaust Manifold Gasket. When installing the new gasket and manifold to the left Exhaust Manifold you must first clean then inspect the mating surfaces. Follow installation of the left Exhaust Manifold nuts by tightening them to 16 nm (12 ft. Lbs.) then fasten the left Exhaust Manifold heat shield with its bolts while tightening them to 10 nm (89 inch lbs.). The exhaust crossover pipe receives its nuts first at the left Exhaust Manifold with 25 nm (18 ft. Lbs.) torque before attaching the exhaust crossover pipe heat shield and its bolts at 10 nm (89 inch lbs.). The maintenance sequence ends with the installation of the thermostat bypass pipe along with the right engine mount strut bracket and the air cleaner intake duct before reattaching the negative Battery Cable.

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