Exhaust Manifold for 2018 Cadillac ATS
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 - 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
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
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
2010-2024 GM - Exhaust Gasket GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.38
$6.84
MSRP $9.38
$6.84