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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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Radiator Inlet Hose Radiator Upper to Engine 16-18 Cadillac CT6 3.0L 23486242-1
$42.72 - $42.72
$42.72
$42.72 - $42.72
$42.72

Radiator Inlet Hose Radiator Upper to Engine 16-18 Cadillac CT6 3.0L 23486242

in stock

Radiator Inlet Hose (Radiator Upper to Engine) Description: Radiator Inlet Hose (Radiator Upper to Engine) Part Number: 23486242, 22885645...

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SKU: 1920025

$42.72 - $42.72
$42.72
$42.72 - $42.72
$42.72
Sunshade Sun Visor LH Light Ash Gray 2015-19 Silverado Sierra 2500 3500 84247208-1
$44.39 - $44.39
$44.39
$44.39 - $44.39
$44.39

Sunshade Sun Visor LH Light Ash Gray 2015-19 Silverado Sierra 2500 3500 84247208

Only 4 left!

Sunshade/Sun Visor, Left Hand (Driver's Side), Light Ash Gray, Non-Lighted, With Warning Label Description: Sunshade/Sun Visor, Left Hand (D...

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SKU: 1810194

$44.39 - $44.39
$44.39
$44.39 - $44.39
$44.39
Front Door Lower Molding RH Limited Addiction Red 2017-19 Acadia Denali 84251064-1
$110.99 - $110.99
$110.99
$110.99 - $110.99
$110.99

Front Door Lower Molding RH Limited Addiction Red 2017-19 Acadia Denali 84251064

in stock

Front Side Door Lower Molding Assembly, Right Hand (Passenger's Side), Painted Limited Addiction Red Description: Front Side Door Lower Molding...

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SKU: 1970061

$110.99 - $110.99
$110.99
$110.99 - $110.99
$110.99
Instrument Panel Trim Plate Santos Palisander 2015-19 Cadillac Escalade 23486735-1
$70.81 - $70.81
$70.81
$70.81 - $70.81
$70.81

Instrument Panel Trim Plate Santos Palisander 2015-19 Cadillac Escalade 23486735

in stock

Instrument Panel Trim Plate, Santos Palisander Description: Instrument Panel Trim Plate, Santos Palisander Part Number: 23486735 Conditi...

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SKU: 1930029

$70.81 - $70.81
$70.81
$70.81 - $70.81
$70.81
Rear Liftgate Trim Plate Black w/Chrome 2010-14 Cadillac CTS Wagon 20907959-1
$120.89 - $120.89
$120.89
$120.89 - $120.89
$120.89

Rear Liftgate Trim Plate Black w/Chrome 2010-14 Cadillac CTS Wagon 20907959

in stock

Ebony Rear Compartment Sill With Chrome Trim Description: Ebony Rear Compartment Sill With Chrome Trim Part Number: 20907959 Condition: ...

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SKU: 1260186

$120.89 - $120.89
$120.89
$120.89 - $120.89
$120.89
Rear Side Door Light Conductor Lamp White RH 2016-19 Cadillac CT6 23286757-1
$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51

Rear Side Door Light Conductor Lamp White RH 2016-19 Cadillac CT6 23286757

in stock

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

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SKU: 1920176

$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51
OEM GM Rear Stabilizer Bar 2019-24 Cadillac XT4 FWD 23270577-1
$54.40 - $54.40
$54.40
$54.40 - $54.40
$54.40

OEM GM Rear Stabilizer Bar 2019-24 Cadillac XT4 FWD 23270577

Only 2 left!

Rear Stabilizer Bar Description: Rear Stabilizer Bar Part Number: 23270577 Condition: New OEM, Removed From Factory Surplus Complete Cradle A...

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SKU: 2000138

$54.40 - $54.40
$54.40
$54.40 - $54.40
$54.40
Tuscan Sun Metallic NAD Red Spoiler fits 2007-12 Nissan Altima Sedan 96030-ZX00A-1
$91.53 - $91.53
$91.53
$91.53 - $91.53
$91.53

Tuscan Sun Metallic NAD Red Spoiler fits 2007-12 Nissan Altima Sedan 96030-ZX00A

Only 5 left!

Tuscan Sun Metallic Painted (Paint Code NAD) Rear Spoiler With Light Description: Tuscan Sun Metallic Painted (Paint Code NAD) Rear Spoiler ...

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SKU: 3012212

$91.53 - $91.53
$91.53
$91.53 - $91.53
$91.53
Comm Interface Module w/OnStar & Bluetooth 2017 Colorado Canyon Acadia 84087334-1
$109.88 - $109.88
$109.88
$109.88 - $109.88
$109.88

Comm Interface Module w/OnStar & Bluetooth 2017 Colorado Canyon Acadia 84087334

in stock

Module Asm, Comn Description: Module Asm, Comn Part Number: 84087334, 84128418 Condition: New OEM, Generic Packaging Other Info: Th...

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SKU: 1820294

$109.88 - $109.88
$109.88
$109.88 - $109.88
$109.88
New OEM 13306941 GM Relays 3-Pack Main Universal 4-Terminal Relay 1191-1
$14.40 - $14.40
$14.40
$14.40 - $14.40
$14.40

New OEM 13306941 GM Relays 3-Pack Main Universal 4-Terminal Relay 1191

in stock

Three (3) Pack of Relays Description: Three (3) Pack of Relays Part Number: 13306941, 19119212, 3 Pack Condition: Original Equipment, Re...

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SKU: 1270306

$14.40 - $14.40
$14.40
$14.40 - $14.40
$14.40
New EGR Superguard Patriot USA Flag Air Deflector 2001-10 PT Cruiser 302079-1
$36.62 - $36.62
$36.62
$36.62 - $36.62
$36.62

New EGR Superguard Patriot USA Flag Air Deflector 2001-10 PT Cruiser 302079

in stock

EGR Superguard Bug Shield/Air Deflector, Includes Instructions and Hardware Description: EGR Superguard Bug Shield/Air Deflector, Includes I...

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SKU: 4011054

$36.62 - $36.62
$36.62
$36.62 - $36.62
$36.62
Black Communication Control Switch 2014 Chevrolet Impala 22861654-1
$51.27 - $51.27
$51.27
$51.27 - $51.27
$51.27

Black Communication Control Switch 2014 Chevrolet Impala 22861654

in stock

Black Communication Center Switch Description: Black Communication Center Switch Part Number: 22861654 Condition: New OEM, Removed From ...

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SKU: 1410055

$51.27 - $51.27
$51.27
$51.27 - $51.27
$51.27
Outside Rearview Mirror Switchblade Silver GAN RH 2016-19 Cadillac CTS 84348247-1
$260.81 - $260.81
$260.81
$260.81 - $260.81
$260.81

Outside Rearview Mirror Switchblade Silver GAN RH 2016-19 Cadillac CTS 84348247

Only 4 left!

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

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SKU: 2020258

$260.81 - $260.81
$260.81
$260.81 - $260.81
$260.81
OEM GM Front Shock Strut Coil Spring 2019-21 Silverado Sierra 1500 84168562-1
$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99

OEM GM Front Shock Strut Coil Spring 2019-21 Silverado Sierra 1500 84168562

in stock

Front Coil Spring Assembly (One), Fits Left or Right Side Description: Front Coil Spring Assembly (One), Fits Left or Right Side Part Numb...

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SKU: 2060336

$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Body Side Molding Front RH Pepperdust 15-17 Silverado Sierra Crew Cab 22775441-1
$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25

Body Side Molding Front RH Pepperdust 15-17 Silverado Sierra Crew Cab 22775441

Only 1 left!

Body Side Molding, Front Right Door, Painted Pepperdust Metallic (WA441B/GMU) Description: Body Side Molding, Front Right Door, Painted Pepp...

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SKU: 1810182

$73.25 - $73.25
$73.25
$73.25 - $73.25
$73.25
New OEM GM Rear Brake Hose Right 19-24 Cadillac XT4 FWD 21-24 Envision 84337949-1
$12.05 - $12.05
$12.05
$12.05 - $12.05
$12.05

New OEM GM Rear Brake Hose Right 19-24 Cadillac XT4 FWD 21-24 Envision 84337949

in stock

Rear Brake Hose, Right Hand (Passenger's Side) Description: Rear Brake Hose, Right Hand (Passenger's Side) Part Number: 84337949, 176-2146 Co...

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SKU: 2000188

$12.05 - $12.05
$12.05
$12.05 - $12.05
$12.05
A/C Discharge Hose 2000-04 Toyota Tacoma 4 Cylinder 88711-04100-1
$48.83 - $48.83
$48.83
$48.83 - $48.83
$48.83

A/C Discharge Hose 2000-04 Toyota Tacoma 4 Cylinder 88711-04100

in stock

A/C Discharge Hose Description: A/C Discharge Hose Part Number: 88711-04100, LA445120-70022B Condition: New, Factory Original, Generic P...

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SKU: 5010435

$48.83 - $48.83
$48.83
$48.83 - $48.83
$48.83
Park Assist Alarm Disable Switch Black 2014-19 Cadillac CTS Sedan 23484610-1
$51.93 - $51.93
$51.93
$51.93 - $51.93
$51.93

Park Assist Alarm Disable Switch Black 2014-19 Cadillac CTS Sedan 23484610

in stock

Park Assist Alarm Disable Switch, Black Description: Park Assist Alarm Disable Switch, Black Part Number: 23484610, 84159605 Condition: ...

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SKU: 1930207

$51.93 - $51.93
$51.93
$51.93 - $51.93
$51.93
OEM GM Automatic Transmission Fluid Cooler Inlet Line 17-18 Cruze 1.6L 13469963-1
$42.72 - $42.72
$42.72
$42.72 - $42.72
$42.72

OEM GM Automatic Transmission Fluid Cooler Inlet Line 17-18 Cruze 1.6L 13469963

in stock

Automatic Transmission Fluid Cooler Inlet Line Description: Automatic Transmission Fluid Cooler Inlet Line Part Number: 13469963 Conditi...

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SKU: 1880023

$42.72 - $42.72
$42.72
$42.72 - $42.72
$42.72
AC A/C Condenser Fan Motor Assembly 0K015-61-710C fits 1995-00 Kia Sportage-1
$91.56 - $91.56
$91.56
$91.56 - $91.56
$91.56

AC A/C Condenser Fan Motor Assembly 0K015-61-710C fits 1995-00 Kia Sportage

Only 1 left!

A/C Condenser Fan Motor Description: A/C Condenser Fan Motor Part Number: 0K015-61-710C Condition: New Factory Original Part, Generic Pa...

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SKU: 3011112

$91.56 - $91.56
$91.56
$91.56 - $91.56
$91.56
Engine Supplemental Info 2019 Silverado Sierra 3.0L Duramax Diesel 84431875-1
$22.07 - $22.07
$22.07
$22.07 - $22.07
$22.07

Engine Supplemental Info 2019 Silverado Sierra 3.0L Duramax Diesel 84431875

in stock

3.0L Duramax Diesel Engine Supplemental Informantion Package For 2019 Chevrolet Silverado GMC Sierra 1500 Description: 3.0L Duramax Diesel E...

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SKU: 2060280

$22.07 - $22.07
$22.07
$22.07 - $22.07
$22.07
New OEM GM Screwdriver Tool 20944202-1
$15.68 - $15.68
$15.68
$15.68 - $15.68
$15.68

New OEM GM Screwdriver Tool 20944202

in stock

New OEM GM Screwdriver Tool Description: New OEM GM Screwdriver Tool Part Number: 20944202 Condition: New OEM, Generic Packaging Other...

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SKU: 2020418

$15.68 - $15.68
$15.68
$15.68 - $15.68
$15.68
Onstar Only Communication Module LG Gen 9 2014 Chevy Malibu 13505319-1
$54.93 - $54.93
$54.93
$54.93 - $54.93
$54.93

Onstar Only Communication Module LG Gen 9 2014 Chevy Malibu 13505319

in stock

OnStar Communication Module (Without Bluetooth, OnStar Only), Generation 9.0 Description: OnStar Communication Module (Without Bluetooth, On...

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SKU: 1310021

$54.93 - $54.93
$54.93
$54.93 - $54.93
$54.93
OEM GM Overhead Console Courtesy Lamp Cadillac ATS CTS XTS ELR 22792490-1
$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30

OEM GM Overhead Console Courtesy Lamp Cadillac ATS CTS XTS ELR 22792490

in stock

Overhead Console Courtesy Lamp Description: Overhead Console Courtesy Lamp Part Number: 22792490 Condition: Original Equipment, Removed ...

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SKU: 1220358

$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30

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