Mufflers for 2025 Cadillac CT4
No.
Part # / Description / Price
Price
1
MSRP $266.22 CAD
$193.00 CAD
2
Converter & Pipe Gasket 
GM
GM Notes: PARTS: Part included with converter.
Description: Catalytic converter, upper. 2.7L turbo.
MSRP $45.37 CAD
$33.49 CAD
MSRP $45.37 CAD
$33.49 CAD
3
MSRP $40.96 CAD
$30.21 CAD
4
Mnfd W/Converter Stud GM
GM Notes: PARTS: Part included with converter.
Description: 2.5L, front section. 3.6L. 2.7L turbo. 4.2L twin-turbo. 3.0L twin-turbo. 2.4L. 2016-18, lower. 5.5L converter. 2.0L turbo 2019.
MSRP $33.78 CAD
$24.89 CAD
MSRP $33.78 CAD
$24.89 CAD
5
MSRP $40.25 CAD
$29.69 CAD
7
MSRP $70.86 CAD
$52.28 CAD
8
MSRP $118.51 CAD
$79.10 CAD
9
MSRP $3,771.53 CAD
$2,685.19 CAD
10
Muffler & Pipe Insulator GM
GM Notes: PARTS: Part included with muffler & pipe.
MSRP $95.45 CAD
$63.76 CAD
MSRP $95.45 CAD
$63.76 CAD
11
Muffler & Pipe Hanger GM
GM Positions: Left
Notes: PARTS: Part included with muffler & 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 $80.34 CAD
$59.27 CAD
MSRP $80.34 CAD
$59.27 CAD
11
Muffler & Pipe Hanger GM
GM Positions: Right
Notes: PARTS: Part included with muffler & 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 $84.36 CAD
$62.23 CAD
MSRP $84.36 CAD
$62.23 CAD
13
Actuator GM
GM Positions: Left
Notes: PARTS: Part included with muffler & pipe.
Description: 6.2L supercharged. 2.7L turbo. Without v. 3.6L turbo.
MSRP $203.93 CAD
$147.85 CAD
MSRP $203.93 CAD
$147.85 CAD
14
Muffler & Pipe Linkage GM
GM Positions: Right
Notes: PARTS: Part included with muffler & pipe.
Description: 2.7L turbo. 3.6L turbo.
MSRP $35.55 CAD
$26.23 CAD
MSRP $35.55 CAD
$26.23 CAD
15
Support Brace GM
GM Description: 2.0L turbo. 2.7L turbo. 3.6L turbo, lower.
MSRP $143.26 CAD
$95.59 CAD
MSRP $143.26 CAD
$95.59 CAD
16
Heat Shield GM
GM Positions: Right
Description: 2.0L turbo, front. 2.7L turbo, front.
MSRP $73.61 CAD
$54.32 CAD
MSRP $73.61 CAD
$54.32 CAD
17
Heat Shield GM
GM Positions: Left
Description: 2.0L turbo, front. 2.7L turbo, front.
MSRP $79.04 CAD
$58.34 CAD
MSRP $79.04 CAD
$58.34 CAD
18
Heat Shield GM
GM Description: 2.0L turbo, center. 2.7L turbo, center. With v, center.
MSRP $68.88 CAD
$50.81 CAD
MSRP $68.88 CAD
$50.81 CAD
19
Heat Shield GM
GM Description: 2.0L turbo, rear. 2.7L turbo, rear. With v, rear. 3.6L turbo, rear. 6.2L supercharged, rear.
MSRP $136.03 CAD
$100.39 CAD
MSRP $136.03 CAD
$100.39 CAD
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.