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Welcome to Source One Auto Parts!

Welcome to Source One Auto Parts!

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Welcome to Source One Auto Parts — your destination for genuine New OEM and factory-original auto parts at competitive prices. Browse our complete inventory of over 250 parts for GM, Toyota, Subaru, Ford, Hyundai, Honda, Kia, Chrysler, and more.

Every part we sell is sourced directly from manufacturer surplus — the same components installed at the factory, in new and uninstalled condition. We do not sell aftermarket or counterfeit parts. What you see is what we have in stock, ready to ship.

Use the filters and search to find parts by category, brand, or part number. If you have a fitment question, contact us at 269-343-3323 and we will verify compatibility directly from the part in hand.

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Original price $14.99 - Original price $14.99
Original price
$14.99
$14.99 - $14.99
Current price $14.99

OEM GM Headlamp Bracket Lower Left 2014-19 Cadillac CTS Sedan 22907455

in stock

Left Hand (Driver's Side) Lower Headlamp Bracket Description: Left Hand (Driver's Side) Lower Headlamp BracketPart Number: 22907455 Condition...

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SKU: 2021379

Original price $14.99 - Original price $14.99
Original price
$14.99
$14.99 - $14.99
Current price $14.99
Original price $29.88 - Original price $29.88
Original price
$29.88
$29.88 - $29.88
Current price $29.88

Oxygen O2 Sensor 2009-11 Buick Lucerne 3.9L 213-4413 12622643

Only 1 left!

Oxygen (O2) Sensor, Position 2 Description: Oxygen (O2) Sensor, Position 2 Part Number: 12622643 Condition: New OEM, Generic Packaging ...

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SKU: 1010059

Original price $29.88 - Original price $29.88
Original price
$29.88
$29.88 - $29.88
Current price $29.88
Original price $115.98 - Original price $115.98
Original price
$115.98
$115.98 - $115.98
Current price $115.98

Compartment Assembly Nutela Sapele w/Smokers Package 2017 Cadillac XTS 23202405

in stock

Compartment Assembly, Nutela Sapele - Smokers Package (See Other Info) Description: Compartment Assembly, Nutela Sapele - Smokers Package (S...

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SKU: 1820049

Original price $115.98 - Original price $115.98
Original price
$115.98
$115.98 - $115.98
Current price $115.98
Original price $134.30 - Original price $134.30
Original price
$134.30
$134.30 - $134.30
Current price $134.30

Radiator Assembly OEM GM 2014-17 Buick Regal 2.0L w/Manual Transmission 23125739

Only 2 left!

Radiator Assembly Description: Radiator Assembly Part Number: 23125739, 21848 Condition: New OEM, Generic Packaging Other Info: Core D...

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SKU: 1700237

Original price $134.30 - Original price $134.30
Original price
$134.30
$134.30 - $134.30
Current price $134.30
Original price $42.72 - Original price $42.72
Original price
$42.72
$42.72 - $42.72
Current price $42.72

GM OEM Automatic Transmission Fluid Cooler Outlet Line 17-18 Cruze 1.6L 13469962

in stock

Automatic Transmission Fluid Cooler Outlet Line Description: Automatic Transmission Fluid Cooler Outlet Line Part Number: 13469962 Condi...

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SKU: 1880024

Original price $42.72 - Original price $42.72
Original price
$42.72
$42.72 - $42.72
Current price $42.72
Original price $122.09 - Original price $122.09
Original price
$122.09
$122.09 - $122.09
Current price $122.09

OEM GM Interior Door Sunshade LH Rear Cocoa 2013-17 Cadillac XTS 22795216

in stock

Interior Door Sunshade, Left Hand (Driver Side) Rear, Cocoa Description: Interior Door Sunshade, Left Hand (Driver Side) Rear, Cocoa Part ...

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SKU: 1700305

Original price $122.09 - Original price $122.09
Original price
$122.09
$122.09 - $122.09
Current price $122.09
Original price $277.46 - Original price $277.46
Original price
$277.46
$277.46 - $277.46
Current price $277.46

Outside Rearview Mirror Switchblade Silver GAN LH 2016-19 Cadillac CTS 84348246

Only 2 left!

Outside Rearview Mirror, Painted Switchblade Silver (GAN, WA636R), Left Hand (Driver's Side), Manual Folding, Defrost, Memory, Turn Signal, Auto...

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SKU: 2020257

Original price $277.46 - Original price $277.46
Original price
$277.46
$277.46 - $277.46
Current price $277.46
Original price $91.56 - Original price $91.56
Original price
$91.56
$91.56 - $91.56
Current price $91.56

Cover/Sill Plate w/Cadillac Crest RH Lighted 2016-18 Cadillac CT6 84055848

Only 3 left!

Cover/Sill Plate, With Cadillac Crest, (Passenger's Side) Rear, Lighted Description: Cover/Sill Plate, With Cadillac Crest, (Passenger's Sid...

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SKU: 1920159

Original price $91.56 - Original price $91.56
Original price
$91.56
$91.56 - $91.56
Current price $91.56
Original price $158.72 - Original price $158.72
Original price
$158.72
$158.72 - $158.72
Current price $158.72

Steering Column Combination Switch fits 13-14 Nissan Pathfinder/Leaf 25560-3KA0B

in stock

Steering Column Turn Signal/Combination Switch Description: Steering Column Turn Signal/Combination Switch Part Number: 25560-3KA0B Cond...

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SKU: 3030013

Original price $158.72 - Original price $158.72
Original price
$158.72
$158.72 - $158.72
Current price $158.72
Original price $61.04 - Original price $61.04
Original price
$61.04
$61.04 - $61.04
Current price $61.04

Air Conditioner Suction Hose 2017-19 Subaru Impreza 73425-FL10A

in stock

Air Conditioner Suction Hose Description: Air Conditioner Suction Hose Part Number: 73425-FL10A Condition: New, Factory Original, Generi...

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SKU: 5010509

Original price $61.04 - Original price $61.04
Original price
$61.04
$61.04 - $61.04
Current price $61.04
Original price $36.62 - Original price $36.62
Original price
$36.62
$36.62 - $36.62
Current price $36.62

Rear Outside Door Handle Non-Lighted Switchblade Silver 2015-19 CTS XTS 13598625

Only 5 left!

Rear Outside Door Handle Non-Lighted, Left or Right Side, Painted Switchblade Silver Metallic 17 (636R, GAN, WA636R), With Chrome Description...

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SKU: 2020184

Original price $36.62 - Original price $36.62
Original price
$36.62
$36.62 - $36.62
Current price $36.62
Original price $67.14 - Original price $67.14
Original price
$67.14
$67.14 - $67.14
Current price $67.14

Shock Absorber Rear Z60 Package 2016 Silverado Sierra 1500 23338891 560-998

in stock

Rear Shock Absorber, With Chassis Performance Package (Z60) Description: Rear Shock Absorber, With Chassis Performance Package (Z60) Part ...

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SKU: 1660002

Original price $67.14 - Original price $67.14
Original price
$67.14
$67.14 - $67.14
Current price $67.14
Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51

New OEM GM Instrument Panel Outlet Vent LH Black 2014-17 Buick Regal 39076936

in stock

Instrument Panel Outlet Vent, Left Hand (Driver Side), Black Description: Instrument Panel Outlet Vent, Left Hand (Driver Side), Black Par...

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SKU: 1820216

Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51
Original price $73.25 - Original price $73.25
Original price
$73.25
$73.25 - $73.25
Current price $73.25

Door Molding Rear RH Gasoline Metallic 2015-18 Silverado Sierra Crew 22775448

in stock

Right Hand (Passenger's Side) Rear Molding, Painted "Gasoline Metallic" (RPO/Paint Code: GPA/WA457B) Description: Right Hand (Passenger's Si...

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SKU: 2010115

Original price $73.25 - Original price $73.25
Original price
$73.25
$73.25 - $73.25
Current price $73.25
Original price $27.78 - Original price $27.78
Original price
$27.78
$27.78 - $27.78
Current price $27.78

New OEM Duramax Allison Transmission Hood Nameplate Silverado Sierra HD 23453068

in stock

One (1) "Duramax/Allison Transmission" Chrome Hood Nameplate/Peel-Off Adhesive Back Emblem Description: One (1) "Duramax/Allison Transmissio...

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SKU: 2050189

Original price $27.78 - Original price $27.78
Original price
$27.78
$27.78 - $27.78
Current price $27.78
Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51

New OEM Instrument Panel Outlet Vent RH Cocoa/Brown 2015-17 Buick Regal 39076939

in stock

Instrument Panel Outlet Vent, Right Hand (Passenger Side), Cocoa (Brown) Description: Instrument Panel Outlet Vent, Right Hand (Passenger Si...

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SKU: 1820218

Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51
Original price $199.79 - Original price $199.79
Original price
$199.79
$199.79 - $199.79
Current price $199.79

Fuel Pump w/Sender fits 2013-16 Pathfinder 2013 JX35 2014-16 QX60 17040-3KA1C

in stock

Fuel Pump With Sending Unit, Seal & Lock Ring Description: Fuel Pump With Sending Unit, Seal & Lock Ring Part Number: 17040-3KA1C,...

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SKU: 3030222

Original price $199.79 - Original price $199.79
Original price
$199.79
$199.79 - $199.79
Current price $199.79
Original price $59.84 - Original price $59.84
Original price
$59.84
$59.84 - $59.84
Current price $59.84

Auto Defog System Control Assembly fits 2009 Hyundai Genesis 97255-3M700

Only 2 left!

Auto Defog System Control Assembly Description: Auto Defog System Control Assembly Part Number: 97255-3M700 Condition: New Factory Origi...

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SKU: 3010537

Original price $59.84 - Original price $59.84
Original price
$59.84
$59.84 - $59.84
Current price $59.84
Original price $443.99 - Original price $443.99
Original price
$443.99
$443.99 - $443.99
Current price $443.99

Instrument Cluster KPH UHS Multi Color 2019-20 Chevy Silverado 1500 84655443

in stock

Instrument Cluster/Speedometer, KPH (Non-US Export Version), Option:UHS (Multi-Color Display) Description: Instrument Cluster/Speedometer, K...

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SKU: 2060016

Original price $443.99 - Original price $443.99
Original price
$443.99
$443.99 - $443.99
Current price $443.99
Original price $91.56 - Original price $91.56
Original price
$91.56
$91.56 - $91.56
Current price $91.56

OEM GM Seat Belt Retractor Rear LH Cocoa/Dune 2017-18 Silverado Sierra 84494071

in stock

Seat Belt Retractor, Left Hand Rear, Cocoa/Dune Description: Seat Belt Retractor, Left Hand Rear, Cocoa Belt With Dune Buckle Part Number: 8449...

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SKU: 1810147

Original price $91.56 - Original price $91.56
Original price
$91.56
$91.56 - $91.56
Current price $91.56
Original price $36.59 - Original price $36.59
Original price
$36.59
$36.59 - $36.59
Current price $36.59

Titanium Overhead Console w/Reading Dome Lamp 2011-12 Chevy Cruze 95027377

Only 1 left!

Titanium (Gray) Overhead Console With Reading Lamp Description: Titanium (Gray) Overhead Console With Reading Lamp Part Number: 95027377, ...

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SKU: 1150008

Original price $36.59 - Original price $36.59
Original price
$36.59
$36.59 - $36.59
Current price $36.59
Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51

Light Conductor Lamp White Front Side Door RH 2016-19 Cadillac CT6 23286753

Only 2 left!

Front Side Door Light Conductor Lamp, White, Right Hand (Passenger's Side) Description: Front Side Door Light Conductor Lamp, White, Right H...

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SKU: 1920174

Original price $30.51 - Original price $30.51
Original price
$30.51
$30.51 - $30.51
Current price $30.51
Original price $61.01 - Original price $61.01
Original price
$61.01
$61.01 - $61.01
Current price $61.01

Steering Wheel Radio Control Bluetooth Switch Brown 2016-18 Chevy Cruze 39038551

in stock

Switch, Steering Wheel - Radio Cntrl/Bluetooth -Dk Atmosphere (Tan) Description: Switch, Steering Wheel - Radio Cntrl/Bluetooth -Dk Atmosphe...

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SKU: 1980266

Original price $61.01 - Original price $61.01
Original price
$61.01
$61.01 - $61.01
Current price $61.01
Original price $26.85 - Original price $26.85
Original price
$26.85
$26.85 - $26.85
Current price $26.85

OEM GM Headlamp Switch 4-Position Jet Black+True White 2016 Chevy Cruze 13464048

in stock

4-Position Headlamp Switch, Jet Black With True White Description: 4-Position Headlamp Switch, Jet Black With True White Part Number: 1346...

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SKU: 1640035

Original price $26.85 - Original price $26.85
Original price
$26.85
$26.85 - $26.85
Current price $26.85

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