Exhaust System/Front fit your 2021 Cadillac XT4 2WD

Currently shopping for

2021 Cadillac XT4 2WD

Change Vehicle

Categories Close X

Currently selected

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware

Body Mounting, Air Conditioning, Audio/Entertainment

Body Wiring, Roof Trim

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cooling System, Grille, Oil System

Engine

Frames, Springs, Shocks, Bumpers

Front End Sheet Metal, Heater

Front Suspension, Steering

Interior Trim, Front Seat Trim, Seat Belts

Rear Seat Trim, Carpet

Starter, Generator, Ignition, Electrical, Lamps

Transmission - Automatic

Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

BOLT, Turbocharger/Supercharger

11588711
BOLT, TURBO HEAT SHIELD(M6X1X16, 14.2 OUTSIDE DIAMETER)(HEX FLANGED HEAD)(10 THREAD, 8.8 STEEL)(8.900)
$7.39 $4.69
1
Add To Cart
11548814
BOLT, TURBO HEAT SHIELD(M5X0.8X20)
$0.15 $0.10
1
Add To Cart

NUT, Exhaust Pipe

11517996
NUT, EXHAUST HANGER BRACKET(PART OF 21)(M10X1.5X11)(21.5 OUTSIDE DIAMETER)(8.917)
$7.38 $4.46
1
Add To Cart
11546364
NUT, EXHAUST HANGER BRACKET(PART OF 21)(M6X1 10MM SOCKET)(PREVENT TORQUE)(10.455)
$6.73 $4.50
1
Add To Cart
11588835
NUT, EXHAUST SYSTEM INTERMEDIATE(M8X1.25)(8.915)
- Require Quantity: 02
- Package Quantity: 1
$6.99 $4.46
1
Add To Cart
11588835
NUT, EXHAUST FRONT PIPE(M8X1.25)(8.915)
- Require Quantity: 02
- Package Quantity: 1
$6.99 $4.46
1
Add To Cart
11588835
NUT, EXHAUST HANGER BRACKET(PART OF 21)(M8X1.25)(8.915)
$6.99 $4.46
1
Add To Cart
11546365
NUT, EXHAUST HANGER BRACKET(PART OF 16)(M8X1.25 17.9 OUTSIDE DIAMETER)(3.346)
$2.21 $1.40
5
Add To Cart
11546365
NUT, EXHAUST HANGER BRACKET(PART OF 21)(M8X1.25 17.9 OUTSIDE DIAMETER)(3.346)
$2.21 $1.40
5
Add To Cart
11546365
NUT, EXHAUST HANGER BRACKET(PART OF 25)(M8X1.25 17.9 OUTSIDE DIAMETER)(3.346)
$2.21 $1.40
5
Add To Cart

BOLT, Catalytic Converter
11519388
BOLT, CATALYTIC CONVERTER BRACE(M8X1.25X25)(INCLUDES WASHER)(8.900)
Require Quantity: 02
Package Quantity: 1
$9.43 $5.99
1
Add To Cart
11519388
BOLT, CATALYTIC CONVERTER BRACE(PART OF 25)(M8X1.25X25)(INCLUDES WASHER)(8.900)
- Require Quantity: 02
- Package Quantity: 1
$9.43 $5.99
1
Add To Cart
11519388
BOLT, CATALYTIC CONVERTER BRACE(PART OF 3)(M8X1.25X25)(INCLUDES WASHER)(8.900)
- Require Quantity: 02
- Package Quantity: 1
$9.43 $5.99
1
Add To Cart
11588738
BOLT, CATALYTIC CONVERTER BRACE BRACKET(M10X1.5X30.4)(8.900)
- Require Quantity: 02
- Package Quantity: 1
$7.20 $4.57
1
Add To Cart
11588713
BOLT, CATALYTIC CONVERTER HEAT SHIELD(M8X1X25)(8.900)
$6.19 $4.78
1
Add To Cart

11546364
NUT, Turbocharger/Supercharger, NUT,TURBO HEAT SHIELD UPPER(M6X1 10MM SOCKET)(PREVENT TORQUE)(10.455)
$6.73 $4.50
1
Add To Cart

NUT, Catalytic Converter

11546364
NUT, CATALYTIC CONVERTER HEAT SHIELD(M6X1 10MM SOCKET)(PREVENT TORQUE)(10.455)
$6.73 $4.50
1
Add To Cart
11588835
NUT, CATALYTIC CONVERTER(M8X1.25)(8.915)
- Require Quantity: 02
- Package Quantity: 1
$6.99 $4.46
1
Add To Cart
11546441
NUT, CATALYTIC CONVERTER BRACE BRACKET(M8X1.25 24 OUTSIDE DIAMETER)(13 MM SOCKET)(12.184)
$0.32 $0.21
1
Add To Cart

GASKET, Exhaust Pipe
22816982
GASKET, EXHAUST SYSTEM INTERMEDIATE(PART OF 1,8,16)(NO TABS ON GASKET)(3.704)
Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$10.52 $7.04
1
Add To Cart
22816982
GASKET, EXHAUST SYSTEM INTERMEDIATE(NO TABS ON GASKET)(3.704)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$10.52 $7.04
1
Add To Cart
22816982
GASKET, EXHAUST SYSTEM INTERMEDIATE(PART OF 23)(NO TABS ON GASKET)(3.704)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$10.52 $7.04
1
Add To Cart

GASKET, Catalytic Converter
22816982
GASKET, CATALYTIC CONVERTER(PART OF 25)(NO TABS ON GASKET)(3.704)
Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$10.52 $7.04
1
Add To Cart
22816982
GASKET, CATALYTIC CONVERTER(PART OF 3)(NO TABS ON GASKET)(3.704)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$10.52 $7.04
1
Add To Cart
55502444
GASKET, CATALYTIC CONVERTER(SINGLE USE)(PART OF 25)(SINGLE USE GASKET, REPLACE IF REMOVED)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$11.38 $7.62
1
Add To Cart
55502444
GASKET, CATALYTIC CONVERTER(SINGLE USE)(PART OF 3)(SINGLE USE GASKET, REPLACE IF REMOVED)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$11.38 $7.62
1
Add To Cart
55514846
GASKET, CATALYTIC CONVERTER(PART OF 1)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$8.96 $6.00
1
Add To Cart

SENSOR, Computer Control Sensors
55489474
SENSOR, HEATED OXYGEN (PRE-CATALYST BANK 1 SENSOR 1)
Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NTB,NUG,NUL)
$72.13 $34.74
1
Add To Cart
55488558
SENSOR, HEATED OXYGEN (POST-CATALYST BANK 1 SENSOR 2)(MATING CONNECT USE 19330904)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NTB,NUG,NUL)
$62.19 $32.97
1
Add To Cart
55496391
SENSOR, EXHAUST TEMPERATURE (POSITION 1)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
- Replaced By: 55515728
$56.98 $31.77
1
Add To Cart
55496392
SENSOR, EXHAUST GASOLINE TEMPERATURE (BANK 1 SENSOR 2)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$62.38 $33.06
1
Add To Cart
55496393
SENSOR, EXHAUST GASOLINE TEMPERATURE (BANK 1 SENSOR 3)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$50.86 $28.35
1
Add To Cart
55510247
SENSOR, HEATED OXYGEN (PRE-CATALYST BANK 1 SENSOR 1)
- Fitting Vehicle Options: ZC,ZE26(LSY,NM9), ZB,ZC,ZE26(LSY,NCL)
$105.94 $59.06
1
Add To Cart
55510258
SENSOR, EXHAUST GASOLINE TEMPERATURE (BANK 1 SENSOR 2)(POSITION 2 - AFTER GPF)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL), ZC,ZE26(LSY,NM9)
$58.36 $32.10
1
Add To Cart
55510278
SENSOR, HEATED OXYGEN (POST-CATALYST BANK 1 SENSOR 2)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL), ZC,ZE26(LSY,NM9)
$66.44 $37.04
1
Add To Cart
55515904
SENSOR, EXHAUST TEMPERATURE (BANK 1 SENSOR 1)
- Fitting Vehicle Options: ZC,ZE26(LSY,NM9), ZB,ZC,ZE26(LSY,NCL)
$60.08 $33.49
1
Add To Cart
55516886
SENSOR, NITROGEN OXIDE POSITION 3
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ,FWD)
$265.28 $147.23
1
Add To Cart

STUD, Exhaust Pipe
11561404
STUD, EXHAUST FLANGE(PART OF 8)(M8X1.25X41)(3.690)
Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
Require Quantity: 02
Package Quantity: 1
$13.57 $9.08
1
Add To Cart
11561404
STUD, EXHAUST FLANGE(PART OF 25)(M8X1.25X41)(3.690)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
- Require Quantity: 02
- Package Quantity: 1
$13.57 $9.08
1
Add To Cart
11561404
STUD, EXHAUST FLANGE(M8X1.25X41)(3.690)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
- Require Quantity: 02
- Package Quantity: 1
$13.57 $9.08
1
Add To Cart
11561404
STUD, EXHAUST FLANGE(PART OF 23)(M8X1.25X41)(3.690)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
- Require Quantity: 02
- Package Quantity: 1
$13.57 $9.08
1
Add To Cart
11561404
STUD, EXHAUST FLANGE(PART OF 3)(M8X1.25X41)(3.690)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
- Require Quantity: 02
- Package Quantity: 1
$13.57 $9.08
1
Add To Cart

BOLT, Exhaust Pipe

11588722
BOLT, EXHAUST HANGER BRACKET(M8X20)(3.675)
$0.23 $0.14
1
Add To Cart
11588737
BOLT, EXHAUST HANGER BRACKET(M10X1.5X25)(3.690)
- Require Quantity: 02
- Package Quantity: 1
$8.20 $5.49
1
Add To Cart

CLAMP, Exhaust System Attaching
11603519
CLAMP, EXHAUST PIPE(CLAMP-EXHAUST V-BAND, 121 MM DIAMETER,M8 BOLT)
Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$16.26 $10.88
1
Add To Cart
55503171
CLAMP, CATALYTIC CONVERTER
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$18.95 $12.68
1
Add To Cart

SHIELD, Catalytic Converter
55488530
SHIELD, CATALYTIC CONVERTER HEAT
Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NTB,NUG,NUL)
Replaced By: 55494514
$18.40 $12.31
1
Add To Cart
55509996
SHIELD, CATALYTIC CONVERTER HEAT
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL,NM9)
$25.56 $17.09
1
Add To Cart
55512856
SHIELD, CATALYTIC CONVERTER HEAT
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NTB,NUG,NUL)
$21.20 $14.18
1
Add To Cart
55514759
SHIELD, CATALYTIC CONVERTER HEAT(95MM BETWEEN BOLT HOLES)(1ST DESIGN SEE 55515140)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL,NM9)(2ND DES)
$58.72 $39.28
1
Add To Cart
55515140
SHIELD, CATALYTIC CONVERTER HEAT(62MM BETWEEN BOLT HOLES)(2ND DESIGN SEE 55514759)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL,NM9)(1ST DES)
$227.58 $151.57
1
Add To Cart

SHIELD, Turbocharger/Supercharger
55495913
SHIELD, TURBO HEAT
Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$63.31 $40.24
1
Add To Cart
55501898
SHIELD, TURBO HEAT
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$11.99 $7.63
1
Add To Cart
55503732
SHIELD, TURBO HEAT(TRANSVERSAL)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$24.92 $15.83
1
Add To Cart
55512452
SHIELD, TURBO HEAT
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$26.43 $16.79
1
Add To Cart

BRACE, Catalytic Converter
55500810
BRACE, CATALYTIC CONVERTER(INCLUDES 7)(WITH STUD)
Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NTB,NUG,NUL)
$38.82 $25.97
1
Add To Cart
55500824
BRACE, CATALYTIC CONVERTER(PART OF 25)(BRACE ONLY)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY)
$14.13 $9.46
1
Add To Cart
55509754
BRACE, CATALYTIC CONVERTER(U-SHAPED)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL,NM9)
$43.20 $28.91
1
Add To Cart
55509759
BRACE, CATALYTIC CONVERTER(PART OF 3)(L-SHAPED)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL,NM9)
$38.47 $25.73
1
Add To Cart

55514489
SENSOR, Fuel Tank Meter/Pump, SENSOR,NITROGEN OXIDE (POSITION 2)
$222.86 $141.00
1
Add To Cart

CONVERTER, Catalytic Converter
55514696
CONVERTER, WARM UP 4WAY CATALYTIC(INCLUDES 1,13,17,27,28)
Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NCL,NM9)
$1259.95 $843.75
1
Add To Cart
55514845
CONVERTER, OXIDATION CATALYTIC(W/FILTER)(INCLUDES 2,4,10,24)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$1889.95 $1261.44
1
Add To Cart
55515136
CONVERTER, WARM UP 3WAY CATALYTIC(INCLUDES 6,10,12,23,26)(TOP ASM)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,NTB,NUG,NUL)
- Replaced By: 55516915
$1267.53 $848.77
1
Add To Cart

INSULATOR, Exhaust Pipe

84134015
INSULATOR, EXHAUST FRONT(PART OF 16)
$8.49 $5.68
1
Add To Cart
84134015
INSULATOR, EXHAUST FRONT(PART OF 21)
$8.49 $5.68
1
Add To Cart
84134015
INSULATOR, EXHAUST FRONT(PART OF 25)
$8.49 $5.68
1
Add To Cart

BRACKET, Exhaust Pipe

84134016
BRACKET, EXHAUST FRONT(PART OF 16)
$11.51 $7.69
1
Add To Cart
84134016
BRACKET, EXHAUST FRONT(PART OF 21)
$11.51 $7.69
1
Add To Cart
84134016
BRACKET, EXHAUST FRONT(PART OF 25)
$11.51 $7.69
1
Add To Cart

84669068
MUFFLER, Exhaust, MUFFLER,EXHAUST(W/EXHAUST PIPE)(SEE GROUP 03 "EXHAUST SYSTEM/REAR" FOR DETAILED ILLUSTRATED VIEW)(INCLUDES 22,24)
- Replaced By: 84862748
$1194.59 $791.85
1
Add To Cart

PIPE, Exhaust Pipe
84678294
PIPE, EXHAUST FRONT(INCLUDES 10,13-15)
Fitting Vehicle Options: ZB,ZC,ZE26(LSQ,FWD)
$542.50 $369.71
1
Add To Cart
84678294
PIPE, EXHAUST FRONT(INCLUDES 13,15,16)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ,FWD)
$542.50 $369.71
1
Add To Cart
84812522
PIPE, EXHAUST FRONT AUXILIARY(INCLUDES 9,10)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSQ)
$161.07 $107.75
1
Add To Cart
84862752
PIPE, EXHAUST FRONT(INCLUDES 13,15,16)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,FWD)
$292.40 $194.74
1
Add To Cart
84862752
PIPE, EXHAUST FRONT(INCLUDES 18-20)
- Fitting Vehicle Options: ZB,ZC,ZE26(LSY,FWD)
$292.40 $194.74
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2021 Cadillac XT4 2WD parts. Parts like Exhaust System/Front are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L. Model Code: ALL PURPOSE 4 DOOR BASE, ALL PURPOSE 4 DOOR LUXURY, ALL PURPOSE 4 DOOR SPORT.