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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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Door Handle LH Left Front White 40U Cadillac DTS CTS Deville Seville 20857749-1
$30.49 - $30.49
$30.49
$30.49 - $30.49
$30.49

Door Handle LH Left Front White 40U Cadillac DTS CTS Deville Seville 20857749

in stock

Left (Driver's Side) Front Door Handle With Key Hole Description: Left (Driver's Side) Front Door Handle With Key Hole Part Number: 208577...

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SKU: 1010273

$30.49 - $30.49
$30.49
$30.49 - $30.49
$30.49
Temperature Valve Actuator 2016-19 Cadillac ATS CTS 16-24 Chevy Camaro 23291750-1
$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94

Temperature Valve Actuator 2016-19 Cadillac ATS CTS 16-24 Chevy Camaro 23291750

in stock

Temperature Valve Actuator, Fits 2016-2019 Cadillac ATS and CTS and 2016-2020 Chevrolet Camaro Description: Temperature Valve Actuator, Fits 20...

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SKU: 2021361

$19.94 - $19.94
$19.94
$19.94 - $19.94
$19.94
License Plate Bracket Package With Hardware Dark Purple GCI 2013-18 XTS 22936002-1
$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51

License Plate Bracket Package With Hardware Dark Purple GCI 2013-18 XTS 22936002

in stock

License Plate Bracket Package, With Hardware, Manhattan Noir Metallic (GCI, WA621D) Description: License Plate Bracket Package, With Hardwar...

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SKU: 1900019

$30.51 - $30.51
$30.51
$30.51 - $30.51
$30.51
Radio Antenna w/White Diamond Painted Base 2013-14 Chevy Malibu 22790998-1
$42.72 - $42.72
$42.72
$42.72 - $42.72
$42.72

Radio Antenna w/White Diamond Painted Base 2013-14 Chevy Malibu 22790998

in stock

Radio Antenna Assembly With White Diamond Painted Base, 1 Black Wire, Purple Plug (Without Sirius/XM) Description: Radio Antenna Assembly Wi...

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SKU: 1310135

$42.72 - $42.72
$42.72
$42.72 - $42.72
$42.72
Homelink Module/Garage Door Opener Transmitter 16-17 Silverado Sierra 84084118-1
$91.56 - $91.56
$91.56
$91.56 - $91.56
$91.56

Homelink Module/Garage Door Opener Transmitter 16-17 Silverado Sierra 84084118

in stock

Homelink Module (Garage Door Opener Transmitter) Description: Homelink Module (Garage Door Opener Transmitter) Part Number: 84084118 Con...

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SKU: 1840138

$91.56 - $91.56
$91.56
$91.56 - $91.56
$91.56
New OEM GM ZL1 Stripe Kit Roof Decklid & Spoiler Low Gloss Package DSX w/Gray-1
$183.14 - $183.14
$183.14
$183.14 - $183.14
$183.14

New OEM GM ZL1 Stripe Kit Roof Decklid & Spoiler Low Gloss Package DSX w/Gray

in stock

ZL1 Stripe Kit, Low Gloss Package (DSX), Gray Carbon, Includes Roof, Luggage Lid and Spoiler Stripes, for Coupe Without Sunroof Description: ZL...

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SKU: 1600151

$183.14 - $183.14
$183.14
$183.14 - $183.14
$183.14
Left Rear Brake Hose 2006-11 Cadillac DTS J55 Heavy Duty 15230030-1
$16.45 - $16.45
$16.45
$16.45 - $16.45
$16.45

Left Rear Brake Hose 2006-11 Cadillac DTS J55 Heavy Duty 15230030

in stock

Left Rear Brake Hose Description: Left Rear Brake Hose Part Number: 15230030 Condition: New OEM, Generic Packaging Other Info: DTS w/ ...

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SKU: 1010673

$16.45 - $16.45
$16.45
$16.45 - $16.45
$16.45
New OEM GM Front HVAC Heater Core 2016-18 Cadillac CT6 With Ionizing 84055894-1
$54.93 - $54.93
$54.93
$54.93 - $54.93
$54.93

New OEM GM Front HVAC Heater Core 2016-18 Cadillac CT6 With Ionizing 84055894

Only 5 left!

Front HVAC Heater Core Description: Front HVAC Heater Core Part Number: 84055894, 84406414 Condition: New OEM, Generic Packaging Other...

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SKU: 1920029

$54.93 - $54.93
$54.93
$54.93 - $54.93
$54.93
Side View Mirror LH Left Power Blue 2006-09 Pontiac Solstice 25881951 25881949-1
$51.86 - $51.86
$51.86
$51.86 - $51.86
$51.86

Side View Mirror LH Left Power Blue 2006-09 Pontiac Solstice 25881951 25881949

Only 2 left!

Blue Left (Driver's Side) Power Mirror Description: Blue Left (Driver's Side) Power Mirror Part Number: 25881949 Condition: New OEM, Gen...

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SKU: 1000292

$51.86 - $51.86
$51.86
$51.86 - $51.86
$51.86
Digital Antenna Cover Silver Topaz Metallic 101V 2009-13 Cadillac CTS 22820725-1
$21.33 - $21.33
$21.33
$21.33 - $21.33
$21.33

Digital Antenna Cover Silver Topaz Metallic 101V 2009-13 Cadillac CTS 22820725

Only 3 left!

Silver Topaz Metallic Painted Digital Antenna Cover Description: Silver Topaz Metallic Painted Digital Antenna Cover Part Number: 22820725...

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SKU: 1220020

$21.33 - $21.33
$21.33
$21.33 - $21.33
$21.33
License Plate Attaching Bolts/Screws-4 Piece Pack 2 Packs of 2 336581-1
$12.54 - $12.54
$12.54
$12.54 - $12.54
$12.54

License Plate Attaching Bolts/Screws-4 Piece Pack 2 Packs of 2 336581

in stock

Two 2-Packs (4 Total Screws) of License Plate Screws Description: Two 2-Packs (4 Total Screws) of License Plate Screws Part Number: 336581...

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SKU: 1220375

$12.54 - $12.54
$12.54
$12.54 - $12.54
$12.54
Side View Mirror RH White Diamond 2008-14 Cadillac CTS Sedan/Wagon 25828071-1
$183.14 - $183.14
$183.14
$183.14 - $183.14
$183.14

Side View Mirror RH White Diamond 2008-14 Cadillac CTS Sedan/Wagon 25828071

Only 1 left!

Right Hand Side View Mirror, Champagne White Diamond Painted, Heated, Electric, Power Folding, With Memory, 11 Wire Harness Description: Rig...

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SKU: 1220090

$183.14 - $183.14
$183.14
$183.14 - $183.14
$183.14
New OEM GM SRS Indicator Cadillac ATS CTS ELR XTS Chevy Impala 22830878-1
$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30

New OEM GM SRS Indicator Cadillac ATS CTS ELR XTS Chevy Impala 22830878

in stock

SRS Indicator Light (With Visible Writing) Description: SRS Indicator Light (With Visible Writing) Part Number: 22830878 Condition: New OEM, G...

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SKU: 1220353

$18.30 - $18.30
$18.30
$18.30 - $18.30
$18.30
Courtesy Lamp Neutral Tan/Jet Black LH 2014-15 Cadillac CTS Sedan 23128803-1
$23.78 - $23.78
$23.78
$23.78 - $23.78
$23.78

Courtesy Lamp Neutral Tan/Jet Black LH 2014-15 Cadillac CTS Sedan 23128803

in stock

Neutral Tan & Jet Black, Left Hand Rear Courtesy/Reading Lamp Description: Neutral Tan & Jet Black, Left Hand Rear Courtesy/Reading ...

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SKU: 1320104

$23.78 - $23.78
$23.78
$23.78 - $23.78
$23.78
New OEM GM Outer Sealing Strip Rear RH Door Black 2013-15 Chevy Cruze 95196692-1
$36.62 - $36.62
$36.62
$36.62 - $36.62
$36.62

New OEM GM Outer Sealing Strip Rear RH Door Black 2013-15 Chevy Cruze 95196692

in stock

Rear Right Hand Door Outer Sealing Strip, Black Description: Rear Right Hand Door Outer Sealing Strip, Black Part Number: 95196692 Condi...

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SKU: 1610361

$36.62 - $36.62
$36.62
$36.62 - $36.62
$36.62
Black Insturment Panel Upper Compartment Mat/Liner 2011-14 Chevy Cruze 95950884-1
$10.98 - $10.98
$10.98
$10.98 - $10.98
$10.98

Black Insturment Panel Upper Compartment Mat/Liner 2011-14 Chevy Cruze 95950884

in stock

Insturment Panel Upper Compartment Liner (Mat), Black/Ebony Description: Insturment Panel Upper Compartment Liner (Mat), Black/Ebony Part ...

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SKU: 1330041

$10.98 - $10.98
$10.98
$10.98 - $10.98
$10.98
Radio Tuner Module IO3 Audio System 2015 Chevy Suburban GMC Yukon XL 23238028-1
$97.67 - $97.67
$97.67
$97.67 - $97.67
$97.67

Radio Tuner Module IO3 Audio System 2015 Chevy Suburban GMC Yukon XL 23238028

in stock

In-Dash Radio Module for IO3 Audio System With 4.2" Diagonal Color Display (Not Included), AM/FM Stereo w/USB Ports, Auxiliary Jack and SD Card ...

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SKU: 1460061

$97.67 - $97.67
$97.67
$97.67 - $97.67
$97.67
OEM GM Exterior Door Handle Rear Painted White Diamond w/Chrome Insert 13596145-1
$48.83 - $48.83
$48.83
$48.83 - $48.83
$48.83

OEM GM Exterior Door Handle Rear Painted White Diamond w/Chrome Insert 13596145

in stock

Exterior Door Handle, Rear Left or Right, Painted White Diamond With Chrome Insert, With Passive Entry Option Description: Exterior Door Han...

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SKU: 1470096

$48.83 - $48.83
$48.83
$48.83 - $48.83
$48.83
OEM GM Bluetooth Communication Module w/WiFi 2016 Colorado Canyon Sonic 84022585-1
$219.77 - $219.77
$219.77
$219.77 - $219.77
$219.77

OEM GM Bluetooth Communication Module w/WiFi 2016 Colorado Canyon Sonic 84022585

in stock

Communications Interface Module (w/Mobile Telephone Receiver), Wifi, and Bluetooth Description: Communications Interface Module (w/Mobile Te...

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SKU: 1670369

$219.77 - $219.77
$219.77
$219.77 - $219.77
$219.77
Door Handle LH Rear Cyber Grey 57U w/Chrome 2008-11 Cadillac DTS 20857728-1
$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99

Door Handle LH Rear Cyber Grey 57U w/Chrome 2008-11 Cadillac DTS 20857728

in stock

Left (Driver's Side) Rear Door Handle With Chrome Trim Description: Left (Driver's Side) Rear Door Handle With Chrome Trim Part Number: 20...

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SKU: 1010262

$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99
High Mounted Stop Lamp Harness w/Washer Hose 2009-14 Chevy Traverse 15945591-1
$36.60 - $36.60
$36.60
$36.60 - $36.60
$36.60

High Mounted Stop Lamp Harness w/Washer Hose 2009-14 Chevy Traverse 15945591

Only 3 left!

High Mounted Stop Lamp Harness (Spoiler Mounted) With Washer Hose/Nozzle Description: High Mounted Stop Lamp Harness (Spoiler Mounted) With ...

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SKU: 1090039

$36.60 - $36.60
$36.60
$36.60 - $36.60
$36.60
Compartment Assembly Raven Sapele w/Smokers Package 2017 Cadillac XTS 23202406-1
$115.98 - $115.98
$115.98
$115.98 - $115.98
$115.98

Compartment Assembly Raven Sapele w/Smokers Package 2017 Cadillac XTS 23202406

in stock

Compartment Assembly, Sapel or "Raven Sapele" - Smokers Package (See Other Info) Description: Compartment Assembly, Sapel or "Raven Sapele" ...

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SKU: 1820046

$115.98 - $115.98
$115.98
$115.98 - $115.98
$115.98
Hydraulic Brake Hose Line Left Front 2006-11 Cadillac DTS Buick Lucerne 15937523-1
$19.49 - $19.49
$19.49
$19.49 - $19.49
$19.49

Hydraulic Brake Hose Line Left Front 2006-11 Cadillac DTS Buick Lucerne 15937523

Only 1 left!

Left (Driver's Side) Front Brake Hose/Line Description: Left (Driver's Side) Front Brake Hose/Line Part Number: 15937523 Condition: New ...

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SKU: 1010939

$19.49 - $19.49
$19.49
$19.49 - $19.49
$19.49
Drum Brakes Spacer Plate RH 2012-16 Chevy Sonic 2013-16 Trax 95490304-1
$23.78 - $23.78
$23.78
$23.78 - $23.78
$23.78

Drum Brakes Spacer Plate RH 2012-16 Chevy Sonic 2013-16 Trax 95490304

in stock

Rear Drum Brakes Spacer Plate, Right Hand Description: Rear Drum Brakes Spacer Plate, Right Hand Part Number: 95490304 Condition: New OE...

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SKU: 1470082

$23.78 - $23.78
$23.78
$23.78 - $23.78
$23.78

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