Exhaust Components for 2018 Chevrolet Impala
No.
Part # / Description / Price
Price
1
Catalytic Converter 1 
GM
GM Notes: PARTS: Order by application.
Description: Genuine GM OEM Catalytic Converter (MPN: 19420240) designed for select Impala models with 3.6L engines, meeting both California and Federal emissions standards. This front-mounted catalytic converter reduces harmful exhaust pollutants while maintaining opt ...
MSRP $2,044.88
$1,337.35
MSRP $2,044.88
$1,337.35
1
Converter 1 GM
GM Notes: PARTS: Order by application.
Description: This Genuine GM OEM Converter (MPN: 19420239) is engineered to meet federal emissions standards and is designed for select Chevrolet Impala and Cadillac XTS models equipped with 3.6L engines in both front-wheel drive and all-wheel drive configurations. Thi ...
MSRP $1,019.88
$667.00
MSRP $1,019.88
$667.00
2
Catalytic Converter 1 GM
GM Notes: PARTS: Order by application.
Description: Genuine GM OEM Catalytic Converter (MPN: 19420254) designed for select Chevrolet Impala and Cadillac XTS models with 3.6L engines. This federal-compliant catalytic converter reduces harmful emissions while maintaining optimal engine performance. Compatible ...
MSRP $1,091.62
$713.93
MSRP $1,091.62
$713.93
2
Catalytic Converter 1 GM
GM Notes: PARTS: Order by application.
Description: Genuine GM OEM Catalytic Converter (MPN: 19420266) is engineered to reduce harmful emissions and meet California PZEV standards for your vehicle. This rear catalytic converter is designed for 3.6L engines and fits select Impala models without AWD, deliveri ...
MSRP $1,815.44
$1,187.29
MSRP $1,815.44
$1,187.29
3
Exhaust Gasket GM
GM Description: The GM Genuine Exhaust Gasket (MPN: 20893953) is an authentic OEM replacement engineered to seal exhaust manifold connections and prevent harmful gas leaks on select GM vehicles. This factory-original part meets General Motors' strict manufacturing and per ...
MSRP $9.61
$6.52
MSRP $9.61
$6.52
3
Exhaust Gasket GM
GM Positions: Front rearward
Description: Genuine GM OEM Exhaust Gasket (MPN: 13267274) designed for Chevrolet Equinox and GMC Terrain models with 3.6L engines, including Denali trims, 2010-2013 model years. This front exhaust manifold gasket creates a reliable seal between engine components and r ...
MSRP $28.64
$20.48
MSRP $28.64
$20.48
4
Front Pipe 1 GM
GM Description: # Product Description
Upgrade your exhaust system with the Genuine GM OEM Front Pipe (MPN: 19420281), engineered to optimize exhaust flow and engine performance. This authentic General Motors component is designed for select Impala and XTS models equipped ...
MSRP $1,281.26
$837.94
MSRP $1,281.26
$837.94
4
Exhaust Pipe 1 GM
GM Description: # Exhaust Pipe - GM OEM Part #84407223
Replace your vehicle's exhaust system with this Genuine GM OEM exhaust pipe (MPN: 84407223), engineered to direct exhaust gases safely away from your Impala with 3.6L PZEV engine. This authentic General Motors part m ...
MSRP $1,597.31
$1,044.63
MSRP $1,597.31
$1,044.63
7
Exhaust Pipe Front Hanger Insulator GM
GM Description: The Genuine GM OEM Exhaust Pipe Front Hanger Insulator (MPN: 22907444) is engineered to mount and stabilize your vehicle's exhaust system while reducing vibration and noise transmission into the cabin. This authentic General Motors part fits 2014-2017 GM v ...
MSRP $50.88
$34.77
MSRP $50.88
$34.77
7
Exhaust System Hanger Insulator GM
GM Description: Genuine GM OEM Exhaust System Hanger Insulator (MPN: 10304424) for select GM vehicles including models with 2.0L, 2.4L, 3.4L, 3.5L, 3.6L, 3.8L, 3.9L, and 5.3L engines in single and dual exhaust configurations. This essential exhaust component securely moun ...
MSRP $24.94
$17.84
MSRP $24.94
$17.84
7
Exhaust Hanger with Insulators GM
GM Description: # Product Description
Upgrade your vehicle's exhaust system with the Genuine GM OEM Exhaust Hanger with Insulators (MPN: 10056770), engineered to securely suspend and isolate your exhaust components while reducing vibration and noise. This authentic Gener ...
MSRP $30.76
$22.00
MSRP $30.76
$22.00
7
Exhaust Pipe Hanger Insulator GM
GM Description: 3.6L, type 2, front. Helps secure and support your vehicle's exhaust pipe to the underside of the vehicle
Helps prevent excessive vibration and noise from entering the interior cabin
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
8
Exhaust Flexible Pipe GM
GM Description: The GM Genuine OEM Exhaust Flexible Pipe (MPN: 20907472) is engineered to direct exhaust gases safely from your engine to the exterior of your vehicle, ensuring optimal performance and emissions control. This authentic General Motors part is specifically d ...
MSRP $157.70
$105.26
MSRP $157.70
$105.26
9
Exhaust Muffler GM
GM Description: The Genuine GM OEM Exhaust Muffler (MPN: 84289381) is engineered to reduce exhaust noise and direct emissions safely away from your vehicle. This authentic General Motors part is specifically designed for Chevrolet Impala models equipped with 3.6L gas engi ...
MSRP $1,483.87
$974.35
MSRP $1,483.87
$974.35
9
Exhaust Muffler GM
GM Description: The GM OEM exhaust muffler (MPN: 84289383) is a genuine General Motors replacement part engineered for 3.6L gas-powered vehicles. This authentic muffler reduces exhaust noise while efficiently directing exhaust gases out of your vehicle, meeting factory sp ...
MSRP $1,556.76
$1,022.21
MSRP $1,556.76
$1,022.21
10
Exhaust Gasket GM
GM Notes: PARTS: Part included with muffler & pipe.
Description: The GM OEM exhaust gasket (MPN: 20907464) is a genuine replacement seal designed to maintain critical connections in your vehicle's exhaust system. This authentic General Motors part ensures a secure, leak-free fit for 2012-2013 models equipped with 2.4L, ...
MSRP $7.10
$5.09
MSRP $7.10
$5.09
11
Exhaust Hanger with Insulators GM
GM Notes: PARTS: Part included with muffler & pipe.
Description: The Genuine GM OEM Exhaust Hanger with Insulators (MPN: 23380570) is engineered to securely support and isolate your vehicle's exhaust system while reducing vibration and noise transfer to the chassis. This authentic General Motors part delivers factory-qu ...
MSRP $60.07
$40.05
MSRP $60.07
$40.05
11
Exhaust Hanger with Insulators GM
GM Notes: PARTS: Part included with muffler & pipe.
Description: Genuine GM OEM Exhaust Hanger with Insulators (MPN: 23289833) provides secure mounting and vibration isolation for exhaust systems on 2014-2017 GM vehicles equipped with 3.6L, 2.0L turbo, and 3.6L twin-turbo engines. This factory exhaust hanger assembly re ...
MSRP $63.46
$44.44
MSRP $63.46
$44.44
11
Exhaust System Hanger Bracket GM
GM Description: 3.6L, front. 3.5L. 3.9L, exhaust pipe, front. Dual Exhaust.
11
Driver Side Exhaust Muffler Rear Hanger Bracket GM
GM Description: 3.6L, rear. 3.9L, muffler. 5.3L, muffler. Helps align and secure your vehicle's exhaust muffler
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
11
Exhaust Pipe Rear Hanger Bracket GM
GM Description: 3.6L, center. 3.9L, exhaust pipe, rear. 3.8L, center. 3.4L, center. 5.3L, exhaust pipe, rear. Dual Exhaust. Single Exhaust. 5.3L, center. Helps keep muffler secure
Helps prevent muffler rattle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are designed to help promote proper and safe repair
12
Exhaust System Hanger Insulator GM
GM Description: Helps secure and support your vehicle's exhaust pipe to the underside of the vehicle
Helps prevent excessive vibration and noise from entering the interior cabin
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
14
Exhaust Heat Shield GM
GM Notes: PARTS: Order by application.
Description: The GM OEM Exhaust Heat Shield (MPN: 13238805) is an authentic General Motors part engineered to protect your vehicle's undercarriage and engine bay from excessive exhaust heat damage. This genuine heat shield fits select GM vehicles equipped with 2.4L, 2. ...
MSRP $67.22
$45.94
MSRP $67.22
$45.94
15
Passenger Side Exhaust Muffler Rear Heat Shield GM
GM Positions: Right
Notes: PARTS: Order by application.
Description: The Passenger Side Exhaust Muffler Rear Heat Shield (MPN: 22912731) is a genuine GM OEM part engineered to protect critical exhaust system components from extreme heat damage on select GM vehicles equipped with 2.4L, 2.5L, and 3.6L engines. This rear outer ...
MSRP $92.47
$61.47
MSRP $92.47
$61.47
16
Driver Side Exhaust Muffler Rear Heat Shield GM
GM Positions: Left
Notes: PARTS: Order by application.
Description: The GM OEM Driver Side Exhaust Muffler Rear Heat Shield (MPN: 22912732) is a genuine factory exhaust component engineered to protect your vehicle's undercarriage and engine bay from excessive heat damage. This authentic General Motors part is designed for ...
MSRP $99.12
$65.89
MSRP $99.12
$65.89
17
Heat Shield GM
GM Positions: Right
Notes: PARTS: Order by application.
Description: The Genuine GM OEM Heat Shield (MPN: 23187567) is a rear inner exhaust heat shield designed to protect your vehicle's muffler system from excessive heat damage. This authentic General Motors part fits 2.4L, 2.5L, and 3.6L engine models and is essential for ...
MSRP $108.25
$71.98
MSRP $108.25
$71.98
18
Heat Shield GM
GM Positions: Left
Notes: PARTS: Order by application.
Description: The Genuine GM OEM Heat Shield (MPN: 23187568) is a rear inner exhaust heat shield designed to protect vehicle components from high temperatures generated by the muffler. This authentic General Motors part fits select GM vehicles equipped with 2.4L, 2.5L, ...
MSRP $109.32
$72.68
MSRP $109.32
$72.68
19
Exhaust Heat Shield Nut GM
GM Description: The GM Genuine Exhaust Heat Shield Nut (MPN: 11602886) is an essential fastener engineered to secure exhaust heat shielding components on select GM vehicles. This OEM part ensures proper heat management and exhaust system integrity while meeting General Mo ...
MSRP $6.84
$4.89
MSRP $6.84
$4.89
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.