Exhaust Components for 2018 Cadillac ATS
No.
Part # / Description / Price
Price
1
Catalytic Converter 1 
GM
GM Positions: Right
Description: CTS. 3.6l. Without vsport. ATS. 3.6l. Right. Federal. Without v-series. Awd. All.
MSRP $1,516.32
$990.77
MSRP $1,516.32
$990.77
1
2016-2019 GM - Passenger Side 3-Way Catalytic Converter with Pipe, Flange, Bushings, Clamp, and Studs 1 GM
GM Positions: Right
Description: Federal. Without vsport. Right. Camaro. 3.6l. Without v-series. Rwd. All. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,220.43
$797.43
MSRP $1,220.43
$797.43
1
Passenger Side Catalytic Converter 1 GM
GM Positions: Right
Description: Without vsport. ATS. 3.6l. Right. Federal. Camaro. 3.6l. Without v-series. Rwd. All. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors\
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Collision parts are designed to help promote proper and safe repair
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Collision parts are designed to help promote proper and safe repair
MSRP $1,448.85
$946.68
MSRP $1,448.85
$946.68
1
2016-2019 Cadillac - Passenger Side 3-Way Catalytic Converter with Pipe, Flange, Bushings, Clamp, and Studs 1 GM
GM Positions: Right
Description: CTS. 3.6l. Without vsport. ATS. 3.6l. Without v-series. Awd. Right. All. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,258.25
$822.14
MSRP $1,258.25
$822.14
2
2016-2019 Cadillac - Driver Side 3-Way Catalytic Converter with Flanges, Bushings, Gasket, and Studs 1 GM
GM Positions: Left
Description: CTS. 3.6l. Without vsport. ATS. 3.6l. Left. Federal. Without v-series. Awd. All. 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
MSRP $1,104.01
$721.35
MSRP $1,104.01
$721.35
2
2018-2024 GM - Driver Side Warm Up Three-Way Catalytic Converter 1 GM
GM Positions: Left
Description: Without vsport. ATS. 3.6l. Without v-series. Rwd. Left. Coupe, 3.6L, without awd, all. Camaro. 3.6l. Federal. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,348.43
$881.07
MSRP $1,348.43
$881.07
2
2018-2019 Cadillac - Driver Side Warm Up Three-Way Catalytic Converter 1 GM
GM Positions: Left
Description: CTS. 3.6l. Without vsport. ATS. 3.6l. Left. Federal. Without v-series. Awd. All. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,335.76
$872.79
MSRP $1,335.76
$872.79
2
2016-2019 GM - Driver Side 3-Way Catalytic Converter with Flanges, Bushings, Gasket, and Studs 1 GM
GM Positions: Left
Description: Federal. Without vsport. Left. Camaro. 3.6l. Without v-series. Rwd. All. 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
MSRP $1,110.01
$725.28
MSRP $1,110.01
$725.28
3
2014-2024 GM - Exhaust Gasket GM
GM Positions: Right
Description: Helps provide a tight seal for various components of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.80
$1.39
MSRP $1.80
$1.39
4
2013-2024 GM - Exhaust System Seal GM
GM Positions: Left
Notes: PARTS: Part included with catalytic converter.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $27.03
$20.28
MSRP $27.03
$20.28
6
2016-2024 GM - Catalytic Converter Brace GM
GM Description: 3.0L twin-turbo. Coupe, 3.6L. For Catalytic Converter. Helps align and secure your vehicle's catalytic converter
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $66.54
$46.60
MSRP $66.54
$46.60
11
2008-2025 GM - Exhaust System Hanger Insulator GM
GM Notes: PARTS: Part included with muffler and pipe.
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
MSRP $55.23
$38.26
MSRP $55.23
$38.26
12
2013-2025 Cadillac - Passenger Side Exhaust Muffler Insulator GM
GM Positions: Right
Notes: PARTS: Part included with muffler and pipe.
Description: Coupe, 2.0L turbo. 2.7L turbo. Sedan, 2.0L turbo. With v. Sedan, 2.5L. 6.2L supercharged, muffler, rear. Coupe, 3.6L. 6.2L supercharged, center pipe. Sedan, 3.6L.
MSRP $14.07
$10.80
MSRP $14.07
$10.80
12
2013-2025 Cadillac - Rear Exhaust Muffler Insulator GM
GM Positions: Left
Notes: PARTS: Part included with muffler and pipe.
Description: Coupe, 2.0L turbo. 2.7L turbo. Sedan, 2.0L turbo. With v. Sedan, 2.5L. 6.2L supercharged, muffler, rear. Coupe, 3.6L. Sedan, 3.6L.
MSRP $14.07
$10.80
MSRP $14.07
$10.80
13
2013-2019 Cadillac - Driver Side Exhaust Front Underbody Heat Shield GM
GM Positions: Left
Description: Sedan, 2.0L turbo, front. 6.2L supercharged, front. Sedan, 2.5L, front. Coupe, 2.0L turbo, front. Coupe, 3.6L twin-turbo, front. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $76.43
$52.73
MSRP $76.43
$52.73
14
2013-2019 Cadillac ATS - Exhaust Intermediate Underbody Heat Shield GM
GM Description: 2.0L turbo, center. Sedan, 2.5L, center. Coupe, 3.6L, center. Sedan, 3.6L, center. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $108.19
$72.05
MSRP $108.19
$72.05
15
2018-2019 Cadillac ATS - Exhaust Rear Underbody Heat Shield GM
GM Description: Coupe, 2.0L turbo, rear, with auto stop-go. Coupe, 3.6L, rear, with auto stop-go. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $14.35
$11.02
MSRP $14.35
$11.02
15
2013-2019 Cadillac ATS - Rear Body Exhaust Heat Shield GM
GM Description: Sedan, 2.5L, rear. Coupe, 2.0L turbo, rear, without auto stop-go. Coupe, 3.6L, rear, without auto stop-go. Sedan, 3.6L, rear. Coupe, 3.6L twin-turbo, rear. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $235.53
$153.90
MSRP $235.53
$153.90
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
No.
Part # / Description / Price
Price
1
Passenger Side 3-Way Catalytic Converter with Bushing 1 GM
GM Positions: Right
Description: ATS. 3.6l. With v-series. Right. Sedan, 3.6L twin-turbo. Sedan, 3.6L, without awd, all. Coupe, 3.6L twin-turbo. 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
MSRP $3,150.25
$2,058.37
MSRP $3,150.25
$2,058.37
2
Driver Side 3-Way Catalytic Converter with Flange, Bushing, Studs, and Seal 1 GM
GM Positions: Left
Description: ATS. 3.6l. With v-series. Left. Sedan, 3.6L twin-turbo. Sedan, 3.6L, without awd, all. Coupe, 3.6L twin-turbo. 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
MSRP $3,012.23
$1,968.19
MSRP $3,012.23
$1,968.19
3
2014-2024 GM - Exhaust Gasket GM
GM Positions: Left
Description: Helps provide a tight seal for various components of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.80
$1.39
MSRP $1.80
$1.39
4
1998-2024 GM - Exhaust Manifold Gasket GM
GM Positions: Left
Notes: PARTS: Part included with converter & pipe.
Description: Without supercharged. 4.6L. Coupe, 3.6L twin-turbo. 6.2L supercharged. Converter gaskets. CTS. 6.2l. Rear. 4.0L, gasket. Sedan, 3.6L, lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $27.05
$19.28
MSRP $27.05
$19.28
5
2013-2024 GM - Exhaust Clamp GM
GM Positions: Right
Notes: PARTS: Part included with converter & pipe.
Description: Without high output. Coupe, 3.6L. 6.2L supercharged. Helps provide a tight seal for your vehicle's exhaust connections
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $141.95
$94.92
MSRP $141.95
$94.92
7
Exhaust Muffler with Exhaust Aftertreatment GM
GM Description: Coupe, 3.6L. Has the necessary components to service your vehicle's exhaust muffler
Helps diminish the amount of noise emitted by your vehicle's exhaust system
Helps guide exhaust to the exterior of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,963.56
$1,282.99
MSRP $1,963.56
$1,282.99
9
2008-2025 GM - Exhaust System Hanger Insulator GM
GM Notes: PARTS: Part included with muffler and pipe.
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
MSRP $55.23
$38.26
MSRP $55.23
$38.26
10
2013-2025 Cadillac - Passenger Side Exhaust Muffler Insulator GM
GM Positions: Right
Notes: PARTS: Part included with muffler and pipe.
Description: Coupe, 2.0L turbo. 2.7L turbo. Sedan, 2.0L turbo. With v. Sedan, 2.5L. 6.2L supercharged, muffler, rear. Coupe, 3.6L. 6.2L supercharged, center pipe. Sedan, 3.6L.
MSRP $14.07
$10.80
MSRP $14.07
$10.80
10
2013-2025 Cadillac - Rear Exhaust Muffler Insulator GM
GM Positions: Left
Notes: PARTS: Part included with muffler and pipe.
Description: Coupe, 2.0L turbo. 2.7L turbo. Sedan, 2.0L turbo. With v. Sedan, 2.5L. 6.2L supercharged, muffler, rear. Coupe, 3.6L. Sedan, 3.6L.
MSRP $14.07
$10.80
MSRP $14.07
$10.80
11
2013-2019 Cadillac - Exhaust Heat Shield GM
GM Positions: Right
Description: Coupe, 2.0L turbo, front. 6.2L supercharged, front. Sedan, 2.5L, front. Coupe, 3.6L twin-turbo, front. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $75.61
$52.18
MSRP $75.61
$52.18
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
Related Parts
Part # / Description / Price
Price
Exhaust Muffler GM
GM Description: Rear. 3.6L. Without v-series. Has the necessary components to service your vehicle's exhaust muffler
Helps diminish the amount of noise emitted by your vehicle's exhaust system
Helps guide exhaust to the exterior of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Exhaust Muffler Assembly with Catalytic Converter, Pipes, and Insulators 1 GM
GM Notes: Includes: Front And Rear Muffler.
Description: 3.6L. Has the necessary components to service your vehicle's exhaust muffler
Helps diminish the amount of noise emitted by your vehicle's exhaust system
Helps guide exhaust to the exterior of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $4,428.09
$2,893.31
MSRP $4,428.09
$2,893.31
2002-2022 GM - Exhaust Muffler Bracket 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
MSRP $27.58
$20.68
MSRP $27.58
$20.68
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.