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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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OEM GM Theft Deterrent Module 2018-19 Cadillac CTS Chevy Corvette 13523301-1
$21.68 - $21.68
$21.68
$21.68 - $21.68
$21.68

OEM GM Theft Deterrent Module 2018-19 Cadillac CTS Chevy Corvette 13523301

in stock

Theft Deterrent Module Description: Theft Deterrent Module Part Number: 13523301 Condition: New OEM, Generic Packaging, Removed From Fac...

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SKU: 2021235

$21.68 - $21.68
$21.68
$21.68 - $21.68
$21.68
OEM GM Center Console Cupholder Mat 2014-19 Cadillac CTS Sedan 22960434-1
$22.19 - $22.19
$22.19
$22.19 - $22.19
$22.19

OEM GM Center Console Cupholder Mat 2014-19 Cadillac CTS Sedan 22960434

in stock

Center Console Cupholder Mat Description: Center Console Cupholder Mat Part Number: 22960434 Condition: New OEM, Generic Packaging, Remo...

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SKU: 2021234

$22.19 - $22.19
$22.19
$22.19 - $22.19
$22.19
New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L NA 20887081-1
$72.06 - $72.06
$72.06
$72.06 - $72.06
$72.06

New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L NA 20887081

Only 3 left!

Front Stabilizer Shaft For 2014-2019 Cadillac CTS With 2.0L or 3.6L (Except Vsport) Description: Front Stabilizer Shaft For 2014-2019 Cadill...

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SKU: 2021233

$72.06 - $72.06
$72.06
$72.06 - $72.06
$72.06
Chrome Window Reveal Molding Front Left 2014-19 Cadillac CTS Sedan 84445405-1
$136.49 - $136.49
$136.49
$136.49 - $136.49
$136.49

Chrome Window Reveal Molding Front Left 2014-19 Cadillac CTS Sedan 84445405

in stock

Chrome Window Reveal Molding, Front Left (Driver's) Side Description: Chrome Window Reveal Molding, Front Left (Driver's) Side Part Number...

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SKU: 2021231

$136.49 - $136.49
$136.49
$136.49 - $136.49
$136.49
Door Handle Bracket Assembly Front Left 2019-21 Cadillac XT4 13512739-1
$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71

Door Handle Bracket Assembly Front Left 2019-21 Cadillac XT4 13512739

in stock

Door Handle Bracket Assembly, Front Left Hand (Driver's Door) Description: Door Handle Bracket Assembly, Front Left Hand (Driver's Door) P...

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SKU: 2021229

$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71
Left Rear Door Handle Bracket 2014-18 Cadillac ATS 2014-19 CTS 13506472-1
$21.82 - $21.82
$21.82
$21.82 - $21.82
$21.82

Left Rear Door Handle Bracket 2014-18 Cadillac ATS 2014-19 CTS 13506472

Only 3 left!

Left Hand (Driver's Side) Rear Door Handle Bracket Description: Left Hand (Driver's Side) Rear Door Handle Bracket Part Number: 13506472 ...

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SKU: 2021228

$21.82 - $21.82
$21.82
$21.82 - $21.82
$21.82
Front Side Door Hinge 2014-19 CTS Sedan 2015-19 ATS Coupe 22853449-1
$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36

Front Side Door Hinge 2014-19 CTS Sedan 2015-19 ATS Coupe 22853449

in stock

Front Side Door Hinge (Fits Left Lower or Right Upper), For 2014-2019 Cadillac CTS Sedan, 2015-2019 ATS Coupe, and 2020-2021 CT5 Description:...

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SKU: 2021226

$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36
OEM GM Bose Front Door Speaker Right or Left 2014-19 Cadillac CTS 22972745-1
$49.91 - $49.91
$49.91
$49.91 - $49.91
$49.91

OEM GM Bose Front Door Speaker Right or Left 2014-19 Cadillac CTS 22972745

in stock

One (1) Bose Front Door Speaker, Right or Left, Fits 2014-2019 Cadillac CTS Description: One (1) Bose Front Door Speaker, Right or Left, Fit...

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SKU: 2021225

$49.91 - $49.91
$49.91
$49.91 - $49.91
$49.91
New OEM GM Body Wiring Harness Junction Block 2017-19 Cadillac CTS V 84039198-1
$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86

New OEM GM Body Wiring Harness Junction Block 2017-19 Cadillac CTS V 84039198

Only 5 left!

Body Wiring Harness Junction Block, Rear Description: Body Wiring Harness Junction Block, Rear Part Number: 84039198 Condition: New OEM,...

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SKU: 2021223

$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86
New OEM GM Body Wiring Harness Junction Block 2014-19 Cadillac ATS CTS 23134073-1
$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86

New OEM GM Body Wiring Harness Junction Block 2014-19 Cadillac ATS CTS 23134073

Only 5 left!

Body Wiring Harness Junction Block, Rear Description: Body Wiring Harness Junction Block, Rear Part Number: 23134073 Condition: New OEM,...

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SKU: 2021222

$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86
Hood Hinge Right Hand Passenger Side 2014-19 Cadillac CTS 22784835-1
$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21

Hood Hinge Right Hand Passenger Side 2014-19 Cadillac CTS 22784835

in stock

Hood Hinge, Right Hand (Passenger's Side), Fits 2014-2019 Cadillac CTS (Except V-Series) Description: Hood Hinge, Right Hand (Passenger's Si...

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SKU: 2021218

$83.21 - $83.21
$83.21
$83.21 - $83.21
$83.21
Front End Cross Brace Left Side 2013-19 Cadillac ATS 2020 CT4 22884506-1
$44.02 - $44.02
$44.02
$44.02 - $44.02
$44.02

Front End Cross Brace Left Side 2013-19 Cadillac ATS 2020 CT4 22884506

Only 5 left!

Front End Cross Brace, Left Hand (Passenger's Side) Description: Front End Cross Brace, Left Hand (Passenger's Side) Part Number: 22884506...

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SKU: 2021217

$44.02 - $44.02
$44.02
$44.02 - $44.02
$44.02
Windshield Washer Solvent Container Tube 2014-19 Cadillac CTS Sedan 22773549-1
$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71

Windshield Washer Solvent Container Tube 2014-19 Cadillac CTS Sedan 22773549

in stock

Windshield Washer Solvent Container Tube Description: Windshield Washer Solvent Container Tube Part Number: 23234939, 22773549, 23188660 ...

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SKU: 2021216

$27.71 - $27.71
$27.71
$27.71 - $27.71
$27.71
New OEM GM Windshield Washer Solvent Container Filler Tube 2013-19 ATS 23166819-1
$21.73 - $21.73
$21.73
$21.73 - $21.73
$21.73

New OEM GM Windshield Washer Solvent Container Filler Tube 2013-19 ATS 23166819

in stock

Windshield Washer Solvent Container Filler Tube Description: Windshield Washer Solvent Container Filler Tube Part Number: 23166819 Condi...

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SKU: 2021215

$21.73 - $21.73
$21.73
$21.73 - $21.73
$21.73
New OEM GM Fuel Door Primer 2014-19 Cadillac CTS Sedan 22846658-1
$61.01 - $61.01
$61.01
$61.01 - $61.01
$61.01

New OEM GM Fuel Door Primer 2014-19 Cadillac CTS Sedan 22846658

in stock

Fuel Door In Primer For 2014-2019 Cadillac CTS Sedan Description: Fuel Door In Primer For 2014-2019 Cadillac CTS Sedan Part Number: 228466...

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SKU: 2021214

$61.01 - $61.01
$61.01
$61.01 - $61.01
$61.01
New OEM GM Emblem Trunk Lid Badge 2010-16 Chevy Camaro RS 92228473-1
$36.47 - $36.47
$36.47
$36.47 - $36.47
$36.47

New OEM GM Emblem Trunk Lid Badge 2010-16 Chevy Camaro RS 92228473

in stock

Decklid/Trunk Mounted "RS" Badge/Emblem, With Adhesive Backing Description: Decklid/Trunk Mounted "RS" Badge/Emblem, With Adhesive Backing ...

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SKU: 2021209

$36.47 - $36.47
$36.47
$36.47 - $36.47
$36.47
New OEM GM Half Shaft Front Right 2013-19 Cadillac ATS With AWD 84309440-1
$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95

New OEM GM Half Shaft Front Right 2013-19 Cadillac ATS With AWD 84309440

in stock

Half Shaft, Right Hand (Passenger's Side) Front Description: Half Shaft, Right Hand (Passenger's Side) Front Part Number: 84309440 Condi...

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SKU: 2021213

$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95
New OEM GM Half Shaft Front Left 2013-19 Cadillac ATS With AWD 84309439-1
$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95

New OEM GM Half Shaft Front Left 2013-19 Cadillac ATS With AWD 84309439

in stock

Half Shaft, Left Hand (Driver's Side) Front Description: Half Shaft, Left Hand (Driver's Side) Front Part Number: 84309439 Condition: Ne...

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SKU: 2021212

$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95
New OEM GM High Mount Stop Lamp With Cover Gray GA6 2014-19 CTS Sedan 23339467-1
$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95

New OEM GM High Mount Stop Lamp With Cover Gray GA6 2014-19 CTS Sedan 23339467

in stock

High Mount Stop Lamp With Cover, Painted You Drive Me Grazy Metallic (GA6, WA380A) Description: High Mount Stop Lamp With Cover, Painted You...

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SKU: 2021204

$120.95 - $120.95
$120.95
$120.95 - $120.95
$120.95
Driver Side Wiper Arm With 84613732 22 IN Blade 2013-19 ATS 2020-22 CT4 22905711-1
$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36

Driver Side Wiper Arm With 84613732 22 IN Blade 2013-19 ATS 2020-22 CT4 22905711

in stock

Driver's Side Windshield Wiper Arm, With 22" Blade Description: Driver's Side Windshield Wiper Arm, With 22" Blade Part Number: 84613732, ...

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SKU: 2021203

$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36
Upper Right Side Rear Door Opening Reveal Molding 2015-19 ATS Coupe 23213862-1
$138.71 - $138.71
$138.71
$138.71 - $138.71
$138.71

Upper Right Side Rear Door Opening Reveal Molding 2015-19 ATS Coupe 23213862

Only 5 left!

Upper Right (Passenger) Side Rear Door Opening/Quarter Panel Reveal Molding, Fits 2015-2019 Cadillac ATS Coupe Description: Upper Right (Pas...

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SKU: 2021202

$138.71 - $138.71
$138.71
$138.71 - $138.71
$138.71
Windshield Washer Fluid Container With 13593730 Pump 14-19 Cadillac CTS 23231224-1
$121.72 - $121.72
$121.72
$121.72 - $121.72
$121.72

Windshield Washer Fluid Container With 13593730 Pump 14-19 Cadillac CTS 23231224

in stock

Windshield Washer Fluid Container Assembly, Includes One (1) Pump (Without Headlamp Washer Option) Description: Windshield Washer Fluid Cont...

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SKU: 2021200

$121.72 - $121.72
$121.72
$121.72 - $121.72
$121.72
New OEM GM Instrument Panel Wiring Harness Ground Bolt 10 Pack 11609268-1
$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94

New OEM GM Instrument Panel Wiring Harness Ground Bolt 10 Pack 11609268

in stock

Instrument Panel Wiring Harness Ground Bolt (10 Pack) Description: Instrument Panel Wiring Harness Ground Bolt (10 Pack) Part Number: 1160...

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SKU: 2021144

$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94
New OEM GM Cowl Air Inlet Grille Panel 2013-19 Cadillac ATS 23332839-1
$133.16 - $133.16
$133.16
$133.16 - $133.16
$133.16

New OEM GM Cowl Air Inlet Grille Panel 2013-19 Cadillac ATS 23332839

in stock

Cowl Grille/Air Inlet Grille Panel Description: Cowl Grille/Air Inlet Grille Panel Part Number: 23332839 Condition: New OEM, Generic Pac...

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SKU: 2021198

$133.16 - $133.16
$133.16
$133.16 - $133.16
$133.16

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