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Welcome to Source One Auto Parts!

Welcome to Source One Auto Parts!

Brands

Browse our complete inventory of genuine OEM parts organized by manufacturer. Source One Auto Parts carries factory-original components from GM, ACDelco, Toyota, Ford, Subaru, Hyundai, Honda, Kia, Chrysler, Motorcraft, Champion, Wagner, Michelin, and more.

Every brand in our inventory represents the actual original equipment supplier for the vehicles those parts fit. We do not carry aftermarket substitutes — only factory-original parts sourced directly from manufacturer surplus.

Select your brand to browse available inventory, or use the search to find a specific part number. Contact us at 269-343-3323 for part identification assistance.

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New OEM GM Radiator Upper Bracket Left 2016-19 Cadillac CTS-V 22960698-1
$24.15 - $24.15
$24.15
$24.15 - $24.15
$24.15

New OEM GM Radiator Upper Bracket Left 2016-19 Cadillac CTS-V 22960698

in stock

Radiator Upper Bracket, Left Hand (Driver's Side) Description: Radiator Upper Bracket, Left Hand (Driver's Side) Part Number: 22960698 C...

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SKU: 2020044

$24.15 - $24.15
$24.15
$24.15 - $24.15
$24.15
New OEM GM Radiator Upper Bracket Right Hand 2016-19 Cadillac CTS-V 22960697-1
$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71

New OEM GM Radiator Upper Bracket Right Hand 2016-19 Cadillac CTS-V 22960697

in stock

Radiator Upper Bracket, Right Hand (Passenger's Side) 2016-2019 Cadillac CTS-V 6.2L Description: Radiator Upper Bracket, Right Hand (Passeng...

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SKU: 2020043

$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71
Engine Mount Bracket 2016-19 Cadillac ATS CTS 3.6L NA All Wheel Drive 23394697-1
$66.56 - $66.56
$66.56
$66.56 - $66.56
$66.56

Engine Mount Bracket 2016-19 Cadillac ATS CTS 3.6L NA All Wheel Drive 23394697

in stock

Engine Mount Bracket Description: Engine Mount Bracket Part Number: 23394697 Condition: New OEM, Generic Packaging Other Info: With Al...

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SKU: 2020042

$66.56 - $66.56
$66.56
$66.56 - $66.56
$66.56
OEM GM Engine Mount Bracket LH 2013-19 Cadillac ATS 14-19 CTS 2.0L AWD 20841859-1
$42.20 - $42.20
$42.20
$42.20 - $42.20
$42.20

OEM GM Engine Mount Bracket LH 2013-19 Cadillac ATS 14-19 CTS 2.0L AWD 20841859

in stock

Engine Mount Bracket, Left Hand (Driver's) Side Description: Engine Mount Bracket, Left Hand (Driver's) Side Part Number: 20841859 Condi...

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SKU: 2020039

$42.20 - $42.20
$42.20
$42.20 - $42.20
$42.20
New OEM GM Engine Mounting Bracket 2016-19 ATS CTS 3.6L All-Wheel Drive 23267512-1
$72.11 - $72.11
$72.11
$72.11 - $72.11
$72.11

New OEM GM Engine Mounting Bracket 2016-19 ATS CTS 3.6L All-Wheel Drive 23267512

in stock

Engine Mounting Bracket, Right Hand (Passenger's Side) Description: Engine Mounting Bracket, Right Hand (Passenger's Side) Part Number: 23...

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SKU: 2020041

$72.11 - $72.11
$72.11
$72.11 - $72.11
$72.11
AC Compressor Bracket OEM GM 2014-18 Cadillac CTS 3.6L 2016-19 ATS-V 12634252-1
$55.46 - $55.46
$55.46
$55.46 - $55.46
$55.46

AC Compressor Bracket OEM GM 2014-18 Cadillac CTS 3.6L 2016-19 ATS-V 12634252

in stock

AC Compressor Bracket Description: AC Compressor Bracket Part Number: 12634252 Condition: New OEM, Generic Packaging Other Info: Th...

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SKU: 2020037

$55.46 - $55.46
$55.46
$55.46 - $55.46
$55.46
Rear Suspension Bracket 2013-19 Cadillac ATS 14-19 CTS 16-24 Camaro 22798982-1
$25.49 - $25.49
$25.49
$25.49 - $25.49
$25.49

Rear Suspension Bracket 2013-19 Cadillac ATS 14-19 CTS 16-24 Camaro 22798982

in stock

Rear Suspension Bracket, Fits Left or Right Side Description: Rear Suspension Bracket, Fits Left or Right Side Part Number: 22798982, 23227530 ...

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SKU: 2020031

$25.49 - $25.49
$25.49
$25.49 - $25.49
$25.49
Enging Wiring Harness Junction Block Assembly 2017-19 Cadillac CTS 84152958-1
$105.41 - $105.41
$105.41
$105.41 - $105.41
$105.41

Enging Wiring Harness Junction Block Assembly 2017-19 Cadillac CTS 84152958

in stock

Enging Wiring Harness Junction Block Assembly, Fits 2017-2019 Cadillac CTS (Except V-Series), Without Auto Stop/Go Description: Enging Wirin...

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SKU: 2020029

$105.41 - $105.41
$105.41
$105.41 - $105.41
$105.41
Generator and Drive Belt Tensioner Bracket 12643475 Cadillac CTS Vsport ATS-V-1
$45.93 - $45.93
$45.93
$45.93 - $45.93
$45.93

Generator and Drive Belt Tensioner Bracket 12643475 Cadillac CTS Vsport ATS-V

Only 5 left!

Generator & Drive Belt Tensioner Bracket Description: Generator & Drive Belt Tensioner Bracket Part Number: 12643475 Condition: ...

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SKU: 2020030

$45.93 - $45.93
$45.93
$45.93 - $45.93
$45.93
Windshield Wiper Blade With Arm 18 IN RH 2014-19 Cadillac CTS 84017838 23144361-1
$38.81 - $38.81
$38.81
$38.81 - $38.81
$38.81

Windshield Wiper Blade With Arm 18 IN RH 2014-19 Cadillac CTS 84017838 23144361

Only 3 left!

Windshield Wiper Blade With Arm, 18 Inches, Fits Right Hand (Passenger's) Side 2014-2019 Cadillac CTS Sedan Description: Windshield Wiper Bl...

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SKU: 2020026

$38.81 - $38.81
$38.81
$38.81 - $38.81
$38.81
Drive Belt Water Pump AC Compressor Power Steering ATS CTS 3.6L Turbo 12630513-1
$24.38 - $24.38
$24.38
$24.38 - $24.38
$24.38

Drive Belt Water Pump AC Compressor Power Steering ATS CTS 3.6L Turbo 12630513

in stock

A/C Compressor, Generator, Power Steering Pump, and Water Pump Drive Belt, For 2016-2019 Cadillac ATS-V and 2014-2019 CTS Vsport Description:...

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SKU: 2020013

$24.38 - $24.38
$24.38
$24.38 - $24.38
$24.38
New OEM GM Rear Bumper Impact Bar Assembly 2014-19 Cadillac CTS 23349758-1
$254.15 - $254.15
$254.15
$254.15 - $254.15
$254.15

New OEM GM Rear Bumper Impact Bar Assembly 2014-19 Cadillac CTS 23349758

Only 5 left!

Rear Bumper Impact Bar Assembly Description: Rear Bumper Impact Bar Assembly Part Number: 23349758, 23349759 Condition: New OEM, Generic...

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SKU: 2020012

$254.15 - $254.15
$254.15
$254.15 - $254.15
$254.15
New OEM GM Rear Decklid Applique Galvano Silver Dual Camera 2017-19 Cadillac CTS-1
$305.21 - $305.21
$305.21
$305.21 - $305.21
$305.21

New OEM GM Rear Decklid Applique Galvano Silver Dual Camera 2017-19 Cadillac CTS

in stock

Rear Decklid Applique With License Plate Lamp, Galvano Silver Finish, Dual Camera (With Surround View Camera, With Video Display Mirror) Desc...

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SKU: 2020010

$305.21 - $305.21
$305.21
$305.21 - $305.21
$305.21
New OEM GM Tailgate Support Check Cable Right 2017-18 Silverado Sierra 84361194-1
$15.53 - $15.53
$15.53
$15.53 - $15.53
$15.53

New OEM GM Tailgate Support Check Cable Right 2017-18 Silverado Sierra 84361194

in stock

New OEM GM Tailgate Support Check Cable, Right Hand (Passenger's Side) Description: New OEM GM Tailgate Support Check Cable, Right Hand (Passen...

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SKU: 2010180

$15.53 - $15.53
$15.53
$15.53 - $15.53
$15.53
Shock Absorber With Upper Mount Left Rear 2014-19 Cadillac CTS RWD 84622733-1
$122.06 - $122.06
$122.06
$122.06 - $122.06
$122.06

Shock Absorber With Upper Mount Left Rear 2014-19 Cadillac CTS RWD 84622733

Only 1 left!

Shock Absorber With Upper Mount, Left Hand (Driver's Side) Rear 2014-2019 Cadillac CTS, Rear-Wheel Drive Only, Without F55 Suspension Option ...

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SKU: 2020000

$122.06 - $122.06
$122.06
$122.06 - $122.06
$122.06
New OEM GM Tailgate Latch Left And Right Pair 2007-19 Silverado Sierra 23158822-1
$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99

New OEM GM Tailgate Latch Left And Right Pair 2007-19 Silverado Sierra 23158822

in stock

New OEM GM Tailgate Latch, Left And Right Pair (2 Pack) Description: New OEM GM Tailgate Latch, Left And Right Pair (2 Pack) Part Number: 23158...

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SKU: 2010179

$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99
New OEM GM Tailgate Latch Left Or Right 2007-19 Silverado Sierra 23158822-1
$45.99 - $45.99
$45.99
$45.99 - $45.99
$45.99

New OEM GM Tailgate Latch Left Or Right 2007-19 Silverado Sierra 23158822

in stock

New OEM GM Tailgate Latch, Left or Right Description: New OEM GM Tailgate Latch, Left or Right Part Number: 23158822 Condition: New OEM, Gene...

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SKU: 2010178

$45.99 - $45.99
$45.99
$45.99 - $45.99
$45.99
Steering Wheel Radio Control Switch Left 2015-18 Silverado Sierra Yukon 23134240-1
$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51

Steering Wheel Radio Control Switch Left 2015-18 Silverado Sierra Yukon 23134240

in stock

Steering Wheel Radio Control Switch, Left Hand Side Description: Steering Wheel Radio Control Switch, Left Hand Side Part Number: 23134240 Co...

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SKU: 2010175

$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51
Heater Core Auxiliary Quick Heater Assembly 16-19 Silverado Sierra 6.6L 13514601-1
$90.70 - $90.70
$90.70
$90.70 - $90.70
$90.70

Heater Core Auxiliary Quick Heater Assembly 16-19 Silverado Sierra 6.6L 13514601

in stock

Heater Core Auxiliary Quick Heater Assembly Description: Heater Core Auxiliary Quick Heater Assembly Part Number: 13514601 Condition: New OEM...

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SKU: 2010169

$90.70 - $90.70
$90.70
$90.70 - $90.70
$90.70
Vehicle Stability Control Switch Black 15-19 Sierra Silverado 2500 3500 84347201-1
$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51

Vehicle Stability Control Switch Black 15-19 Sierra Silverado 2500 3500 84347201

in stock

Vehicle Stability Control System Switch Assembly, Black, Includes Switches For Traction Control, Bed Lights, and Parking Sensors Description: V...

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SKU: 2010136

$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51
Traction Control/Cargo Light/Exhaust Brake Switch 2015-19 Silverado HD 84347206-1
$16.61 - $16.61
$16.61
$16.61 - $16.61
$16.61

Traction Control/Cargo Light/Exhaust Brake Switch 2015-19 Silverado HD 84347206

Only 4 left!

Traction Control/Cargo Light/Exhaust Brake Switch Description: Traction Control/Cargo Light/Exhaust Brake Switch Part Number: 84347206 Condit...

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SKU: 2010131

$16.61 - $16.61
$16.61
$16.61 - $16.61
$16.61
Vehicle Stability Control Multi-Switch Black 2015-18 Sierra Silverado 84347197-1
$24.41 - $24.41
$24.41
$24.41 - $24.41
$24.41

Vehicle Stability Control Multi-Switch Black 2015-18 Sierra Silverado 84347197

in stock

Vehicle Stability Control System Multi-Switch, Black With Chrome, Includes the Following Switches: Traction Control, Bed Lights, and Hill Descen...

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SKU: 2010124

$24.41 - $24.41
$24.41
$24.41 - $24.41
$24.41
Door Molding Front LH Sacr'e Blue Metallic 2015-18 Silverado Sierra 22775440-1
$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25

Door Molding Front LH Sacr'e Blue Metallic 2015-18 Silverado Sierra 22775440

in stock

Left Hand (Driver's Side) Front Door Molding, Painted "Sacr'E Bleu Metallic" (RPO/Paint Code: G1K/WA409Y) Description: Left Hand (Driver's S...

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SKU: 2010119

$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25
Door Molding Rear LH Sacr'e Blue Metallic 2015-18 Silverado Sierra Crew 22775447-1
$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25

Door Molding Rear LH Sacr'e Blue Metallic 2015-18 Silverado Sierra Crew 22775447

in stock

Left Hand (Driver's Side) Rear Door Molding, Painted "Sacr'E Bleu Metallic" (RPO/Paint Code: G1K/WA409Y) Description: Left Hand (Driver's Si...

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SKU: 2010118

$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25

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