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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 Spoiler Assembly Painted Black GBA Cadillac CTS-V 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

New OEM GM Spoiler Assembly Painted Black GBA Cadillac CTS-V 23339457

in stock

Rear Spoiler Assembly, Painted Black (GBA, WA8555) Description: Rear Spoiler Assembly, Painted Black (GBA, WA8555) Part Number: 23339457, ...

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SKU: 2020352

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
New OEM GM Bose Radio Speaker Rear 2014-19 Cadillac CTS Sedan 22737213-1
$30.20 - $30.20
$30.20
$30.20 - $30.20
$30.20

New OEM GM Bose Radio Speaker Rear 2014-19 Cadillac CTS Sedan 22737213

in stock

Bose Small Rear Door Radio Speaker (With 13 Speaker Audio Package), One Piece, Fits Either Side Description: Bose Small Rear Door Radio Spea...

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SKU: 2020350

$30.20 - $30.20
$30.20
$30.20 - $30.20
$30.20
New OEM GM Suspension Strut Spring Spacer 2016-19 ATS V CTS V 23325378-1
$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94

New OEM GM Suspension Strut Spring Spacer 2016-19 ATS V CTS V 23325378

in stock

Front/Rear Suspension Strut Spring Spacer Description: Front/Rear Suspension Strut Spring Spacer Part Number: 23325378 Condition: New OE...

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SKU: 2020349

$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94
Spoiler Assembly Painted Abalone White G1W New OEM GM Cadillac CTS-V 23339457-1
$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21

Spoiler Assembly Painted Abalone White G1W New OEM GM Cadillac CTS-V 23339457

in stock

Rear Spoiler Assembly, Painted Abalone White Pearl (G1W, WA140X) Description: Rear Spoiler Assembly, Painted Abalone White Pearl (G1W, WA140...

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SKU: 2020351

$416.21 - $416.21
$416.21
$416.21 - $416.21
$416.21
New OEM GM Rear Wheel Drive Shaft Left 2018-19 Cadillac ATS-V CTS-V 84372867-1
$272.15 - $272.15
$272.15
$272.15 - $272.15
$272.15

New OEM GM Rear Wheel Drive Shaft Left 2018-19 Cadillac ATS-V CTS-V 84372867

in stock

Rear Wheel Drive Shaft Assembly, Left Hand (Driver's Side) Description: Rear Wheel Drive Shaft Assembly, Left Hand (Driver's Side) Part Nu...

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SKU: 2020345

$272.15 - $272.15
$272.15
$272.15 - $272.15
$272.15
New OEM Rear Wheel Drive Shaft Assembly LH 2018-19 Cadillac CTS Vsport 84309446-1
$211.59 - $211.59
$211.59
$211.59 - $211.59
$211.59

New OEM Rear Wheel Drive Shaft Assembly LH 2018-19 Cadillac CTS Vsport 84309446

in stock

Rear Wheel Drive Shaft Assembly, Right Hand (Passenger's Side) Description: Rear Wheel Drive Shaft Assembly, Right Hand (Passenger's Side) ...

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SKU: 2020344

$211.59 - $211.59
$211.59
$211.59 - $211.59
$211.59
Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With AWD FE3 20755791-1
$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66

Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With AWD FE3 20755791

in stock

Rear Stabilizer Shaft Description: Rear Stabilizer Shaft Part Number: 23306759, AFD Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020341

$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66
Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With RWD FE2 22860851-1
$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66

Rear Stabilizer Shaft Assembly 2013-18 ATS 2014-19 CTS With RWD FE2 22860851

Only 4 left!

Rear Stabilizer Shaft Description: Rear Stabilizer Shaft Part Number: 23122142, ADC Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020340

$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66
Rear Stabilizer Shaft Assembly 2016-19 Cadillac ATS V Sport Accessory 20907867-1
$166.46 - $166.46
$166.46
$166.46 - $166.46
$166.46

Rear Stabilizer Shaft Assembly 2016-19 Cadillac ATS V Sport Accessory 20907867

in stock

V Sport Performance Upgrade Rear Stabilizer Shaft Description: V Sport Performance Upgrade Rear Stabilizer Shaft Part Number: 20907867, AA...

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SKU: 2020339

$166.46 - $166.46
$166.46
$166.46 - $166.46
$166.46
Rear Stabilizer Shaft Assembly FE2 2014-19 Cadillac CTS Sedan With AWD 20755789-1
$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66

Rear Stabilizer Shaft Assembly FE2 2014-19 Cadillac CTS Sedan With AWD 20755789

Only 4 left!

Rear Stabilizer Shaft Description: Rear Stabilizer Shaft Part Number: 20907866, AAW Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020338

$77.66 - $77.66
$77.66
$77.66 - $77.66
$77.66
New OEM GM Front Stabilizer Bar 2019 Cadillac CTS With Sport Suspension 84458240-1
$78.60 - $78.60
$78.60
$78.60 - $78.60
$78.60

New OEM GM Front Stabilizer Bar 2019 Cadillac CTS With Sport Suspension 84458240

Only 1 left!

Front Stabilizer Bar Description: Front Stabilizer Bar Part Number: 84458240, BHMK Condition: New OEM, Generic Packaging Other Info: W...

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SKU: 2020334

$78.60 - $78.60
$78.60
$78.60 - $78.60
$78.60
New OEM GM Front Stabilizer Bar 2019 Cadillac CTS-V 84458201-1
$127.00 - $127.00
$127.00
$127.00 - $127.00
$127.00

New OEM GM Front Stabilizer Bar 2019 Cadillac CTS-V 84458201

in stock

Front Stabilizer Bar Description: Front Stabilizer Bar Part Number: 84458201, BHMK Condition: New OEM, Generic Packaging Other Info: ...

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SKU: 2020333

$127.00 - $127.00
$127.00
$127.00 - $127.00
$127.00
New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L RWD 20887082-1
$77.61 - $77.61
$77.61
$77.61 - $77.61
$77.61

New OEM GM Front Stabilizer Shaft 2014-19 Cadillac CTS 2.0L 3.6L RWD 20887082

in stock

Front Stabilizer Shaft For 2014-2019 Cadillac CTS With 2.0L or 3.6L (Except Vsport), With Rear-Wheel Drive, With Sport Supsension Description...

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SKU: 2020332

$77.61 - $77.61
$77.61
$77.61 - $77.61
$77.61
New OEM Front Axle Prop Shaft 2014-19 Cadillac ATS CTS All Wheel Drive 84150924-1
$349.61 - $349.61
$349.61
$349.61 - $349.61
$349.61

New OEM Front Axle Prop Shaft 2014-19 Cadillac ATS CTS All Wheel Drive 84150924

in stock

Front Axle Propeller Shaft Description: Front Axle Propeller Shaft Part Number: 84150924 Condition: New OEM, Generic Packaging Other I...

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SKU: 2020330

$349.61 - $349.61
$349.61
$349.61 - $349.61
$349.61
New OEM GM Theft Deterrent Sensor 2016-19 Cadillac ATS CTS 2016 ELR 23142864-1
$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50

New OEM GM Theft Deterrent Sensor 2016-19 Cadillac ATS CTS 2016 ELR 23142864

in stock

Theft Deterrent Inclination/Sensor Description: Theft Deterrent Inclination/Sensor Part Number: 23142864 Condition: New OEM, Generic Pac...

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SKU: 2020329

$66.50 - $66.50
$66.50
$66.50 - $66.50
$66.50
Window Regulator With Motor Left Rear Door 2014-19 Cadillac CTS 23189480-1
$80.89 - $80.89
$80.89
$80.89 - $80.89
$80.89

Window Regulator With Motor Left Rear Door 2014-19 Cadillac CTS 23189480

in stock

Window Regulator With Motor, Left Hand (Driver's Side) Rear Description: Window Regulator With Motor, Left Hand (Driver's Side) Rear Part ...

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SKU: 2020324

$80.89 - $80.89
$80.89
$80.89 - $80.89
$80.89
New OEM GM Ambient Air Quality Sensor 2010-19 Cadillac CTS 16-19 CT6 13394471-1
$30.10 - $30.10
$30.10
$30.10 - $30.10
$30.10

New OEM GM Ambient Air Quality Sensor 2010-19 Cadillac CTS 16-19 CT6 13394471

in stock

Ambient Air Quality Sensor Description: Ambient Air Quality Sensor Part Number: 13394471 Condition: New OEM, Generic Packaging Other I...

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SKU: 2020325

$30.10 - $30.10
$30.10
$30.10 - $30.10
$30.10
Right Hand Rear Side Door Window Regulator 2014-19 Cadillac CTS Sedan 23189479-1
$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86

Right Hand Rear Side Door Window Regulator 2014-19 Cadillac CTS Sedan 23189479

in stock

Right Hand (Passenger's Side) Rear Side Door Window Regulator With Motor, Fits 2014-2019 Cadillac CTS Sedan Description: Right Hand (Passeng...

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SKU: 2020323

$99.86 - $99.86
$99.86
$99.86 - $99.86
$99.86
Remote Control Door Lock Receiver 433 Mhz 2014-19 CTS 18-19 Escalade 13523299-1
$36.25 - $36.25
$36.25
$36.25 - $36.25
$36.25

Remote Control Door Lock Receiver 433 Mhz 2014-19 CTS 18-19 Escalade 13523299

in stock

Remote Control Door Lock Receiver 433 Mhz Description: Remote Control Door Lock Receiver 433 Mhz Part Number: 13523299 Condition: New OE...

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SKU: 2020320

$36.25 - $36.25
$36.25
$36.25 - $36.25
$36.25
New OEM GM Radiator 600W Cooling Fan Assembly 2016-19 Camaro ATS CTS 2.0L 3.6L-1
$967.88 - $967.88
$967.88
$967.88 - $967.88
$967.88

New OEM GM Radiator 600W Cooling Fan Assembly 2016-19 Camaro ATS CTS 2.0L 3.6L

Only 3 left!

Cooling Pack Assembly, Includes: Radiator, Cooling Fan (600W)/Shroud/Blade/Module, A/C Condenser, Intercooler Description: Cooling Pack Asse...

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SKU: 2020318

$967.88 - $967.88
$967.88
$967.88 - $967.88
$967.88
New OEM GM Radiator HD Cooling Fan Assembly 2016-19 Camaro ATS CTS 3.6L-1
$860.21 - $860.21
$860.21
$860.21 - $860.21
$860.21

New OEM GM Radiator HD Cooling Fan Assembly 2016-19 Camaro ATS CTS 3.6L

Only 2 left!

Cooling Pack Assembly, Includes: Radiator, Cooling Fan (600W)/Shroud/Blade/Module, A/C Condenser Description: Cooling Pack Assembly, Include...

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SKU: 2020317

$860.21 - $860.21
$860.21
$860.21 - $860.21
$860.21
New OEM GM Heater Coolant Pump 2016-18 Cadillac ATS CT6 CTS 2.0L 23208583-1
$96.75 - $96.75
$96.75
$96.75 - $96.75
$96.75

New OEM GM Heater Coolant Pump 2016-18 Cadillac ATS CT6 CTS 2.0L 23208583

in stock

Heater Coolant Pump Description: Heater Coolant Pump Part Number: 23208583 Condition: New OEM, Generic Packaging Other Info: This i...

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SKU: 2020313

$96.75 - $96.75
$96.75
$96.75 - $96.75
$96.75
Left Rear Side Door Sill Trim Plate 2016-2019 Cadillac CTS V 23120051-1
$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36

Left Rear Side Door Sill Trim Plate 2016-2019 Cadillac CTS V 23120051

in stock

Left Hand (Driver's Side) Rear Side Door Sill Trim Plate With CTS "V" Logo Description: Left Hand (Driver's Side) Rear Side Door Sill Trim P...

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SKU: 2020310

$44.36 - $44.36
$44.36
$44.36 - $44.36
$44.36
New OEM GM Heater Coolant Pump 2016-18 Cadillac CTS 16-19 ATS 3.6L 23170416-1
$60.45 - $60.45
$60.45
$60.45 - $60.45
$60.45

New OEM GM Heater Coolant Pump 2016-18 Cadillac CTS 16-19 ATS 3.6L 23170416

in stock

Heater Coolant Pump Description: Heater Coolant Pump Part Number: 23170416 Condition: New OEM, Generic Packaging Other Info: This i...

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SKU: 2020312

$60.45 - $60.45
$60.45
$60.45 - $60.45
$60.45

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