Used Audi A4 Parts

Used OEM parts for the Audi A4 — engines, transmissions, doors, lights, electronics and more, pulled from graded donor vehicles and verified with real Hollander® interchange data. Every part is backed by our 90-day warranty and ships fast to the lower 48.

Browse all used Audi parts, or call 800-222-5414 / text 828-667-2239 if you don't see your A4 part — inventory changes daily.

386 parts Sort: Price high Price low Newest

PART

DESCRIPTION

SELECT

USED

$50.00

Part Type: Rear Door Glass/Window

2015 Audi A4 Rear Door Glass/Window

Details: 09-16 Audi A4 S4 Sedan Rear Door Glass Right Passenger Side OEM 8K5845206E,RH

Part Numbers: 8K5845206E

Interchange: 278-50333

Stock #: 24237

Mileage: 0hr

Tag #: 0001142161

Part Grade: A

Damage: none recorded

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

2015 Audi A4 Audio & Visual Equip.(Radio)

USED

$50.00

Part Type: Radio/Head Unit/Amplifier

2015 Audi A4 Audio & Visual Equip.(Radio)

Details: 13-16 Audi A4 Concert Audio Radio Amplifier Genuine OEM Part 8R1035223A

Part Numbers: 8R1035223A

Interchange: 638-72191

Stock #: 24237

Mileage: 156K

Tag #: 0001142219

Part Grade: A

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

2011 Audi A4 Audio & Visual Equip.(Radio)

USED

$50.00

Part Type: Radio/Head Unit/Amplifier

2011 Audi A4 Audio & Visual Equip.(Radio)

Details: receiver, Concert audio system (opt 8UQ)

Interchange: 638-59099

Stock #: 17245H

Mileage: 0MI

Tag #: 0000381442

Part Grade: X — mileage unknown

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Radio/Head Unit/Amplifier

2011 Audi A4 Audio & Visual Equip.(Radio)

Details: amplifier (trunk mounted), ID 8T0035223AH

Interchange: 638-59090

Stock #: 17245H

Mileage: 0MI

Tag #: 0000381350

Part Grade: X — mileage unknown

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

2003 Audi A4 Audio & Visual Equip.(Radio)

USED

$50.00

Part Type: Radio/Head Unit/Amplifier

2003 Audi A4 Audio & Visual Equip.(Radio)

Details: navigation unit, CD reader

Interchange: 638-58032B

Stock #: BEN

Tag #: 0000824244

Part Grade: X — mileage unknown

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Radio/Head Unit/Amplifier

2003 Audi A4 Audio & Visual Equip.(Radio)

Details: (8E0035195F) AM-FM-stereo (caset and CD), phone cntrl

Interchange: 638-58129

Stock #: K15286

Mileage: 130K

Tag #: 0000207206

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

2018 Audi A4 Audio & Visual Equip.(Radio)

USED

$50.00

Part Type: Radio/Head Unit/Amplifier

2018 Audi A4 Audio & Visual Equip.(Radio)

Details: 17-19 Audi A4 Radio Module Interface Genuine OEM Part 8W1919616

Part Numbers: 8W1919616

Interchange: 638-15115

Stock #: 25250

Mileage: 73000

Tag #: 0001311702

Part Grade: A

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

2013-2016 Audi A4 Power Brake Booster Servo Genuine OEM Part 8K0612103N

USED

$50.00

Part Type: Power Brake Booster

2013-2016 Audi A4 Power Brake Booster Servo Genuine OEM Part 8K0612103N

Part Numbers: 8K0612103N

Interchange: 540-59125

Stock #: 24237

Mileage: 156K

Tag #: 0001142197

Part Grade: A

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Master Cylinder

2019 Audi A4 Master Cylinder

Interchange: 541-60305

Stock #: 26115

Mileage: 99K

Tag #: 0001357081

Part Grade: A

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🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2015 Audi A4 Lower Control Arm Rr

Details: Audi Rear Control Arm Left Driver Side A4 A5 A6 A7 A8 Genuine OEM 8K0501529N,LH

Part Numbers: 8K0501529N

Interchange: 513-50309

Stock #: 24237

Mileage: 156K

Tag #: 0001142251

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2015 Audi A4 Lower Control Arm Rr

Details: Audi Rear Control Arm Right Passenger Side A4 A5 A6 A7 A8 Genuine OEM 8K0501530N,RH

Part Numbers: 8K0501530N

Interchange: 513-50308

Stock #: 24237

Mileage: 156K

Tag #: 0001142250

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2015 Audi A4 Lower Control Arm Rr

Details: Audi Rear Lower Control Arm Right Passenger Side Fits A4 A5 A6 Genuine OEM 8K0505312J,RH

Part Numbers: 8K0505312J

Interchange: 513-50310

Stock #: 24237

Mileage: 156K

Tag #: 0001142189

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2018 Audi A4 Lower Control Arm Rr

Details: RH

Interchange: 513-59945

Stock #: 25250

Mileage: 73K

Tag #: 0001292885

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2018 Audi A4 Lower Control Arm Rr

Details: 17-24 Audi A4 Rear Upper Control Arm Left Driver Side OEM 8W0505323F,LH

Part Numbers: 8W0505323F

Interchange: 513-59946

Stock #: 25250

Mileage: 73K

Tag #: 0001292886

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2018 Audi A4 Lower Control Arm Rr

Details: 17-25 Audi A4 Rear Lower Trailing Arm Left Driver Side Genuine OEM 8W0501530D,LH

Part Numbers: 8W0501530D

Interchange: 513-59948

Stock #: 25250

Mileage: 73K

Tag #: 0001292955

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2018 Audi A4 Lower Control Arm Rr

Details: 17-23 Audi A4 Rear Lower Control Arm Left Driver Side Genuine OEM 8W0501529D,LH

Part Numbers: 8W0501529D

Interchange: 513-59944

Stock #: 25250

Mileage: 73K

Tag #: 0001292954

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2018 Audi A4 Lower Control Arm Rr

Details: 17-25 Audi A4 Rear Lower Trailing Arm Right Passenger Side OEM 4M0505292D,RH

Part Numbers: 4M0505292D

Interchange: 513-59947

Stock #: 25250

Mileage: 73K

Tag #: 0001292952

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2018 Audi A4 Lower Control Arm Rr

Details: 17-23 Audi A4 Rear Lower Control Arm Right Passenger Side Genuine OEM 8W0501530D,RH

Part Numbers: 8W0501530D

Interchange: 513-59943

Stock #: 25250

Mileage: 73K

Tag #: 0001292951

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2019 Audi A4 Lower Control Arm Rr

Details: track arm, upper, LH

Interchange: 513-59946

Stock #: 26115

Mileage: 99K

Tag #: 0001357140

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2019 Audi A4 Lower Control Arm Rr

Details: track arm, lower, LH

Interchange: 513-59948

Stock #: 26115

Mileage: 99K

Tag #: 0001357139

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2019 Audi A4 Lower Control Arm Rr

Details: tie rod, LH

Interchange: 513-59944

Stock #: 26115

Mileage: 99K

Tag #: 0001357138

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2019 Audi A4 Lower Control Arm Rr

Details: track arm, upper, RH

Interchange: 513-59945

Stock #: 26115

Mileage: 99K

Tag #: 0001357137

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2019 Audi A4 Lower Control Arm Rr

Details: track arm, lower, RH

Interchange: 513-59947

Stock #: 26115

Mileage: 99K

Tag #: 0001357136

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

USED

$50.00

Part Type: Rear Lower Control Arm

2019 Audi A4 Lower Control Arm Rr

Details: tie rod, RH

Interchange: 513-59943

Stock #: 26115

Mileage: 99K

Tag #: 0001357135

Part Grade: A

VIEW DETAILS

🚚 We ship — anywhere in the lower 48. Most parts ship within 24–48 hours. Add to cart to see your exact shipping cost — nothing is charged until you check out.

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Frequently asked questions

What does the 90-day warranty cover?

Every eligible part includes a 90-day limited warranty. Coverage, exclusions, claim requirements, and available remedies are explained in our Returns & Warranty Policy.

What do the part grades mean?

Our grades—including A+, A, B, C, and X—describe the condition or available information for a used OEM part. Review our complete Parts Grading Guide and the individual listing photos and notes before ordering.

How do parts ship?

We ship parts throughout the lower 48 states. Engines, transmissions, and other oversized items generally ship by LTL freight, while smaller parts ship by parcel carrier. Delivery requirements and charges vary by item and destination.

How do I confirm fitment?

We use Hollander interchange data to help identify compatible applications. Fitment may still depend on VIN, production date, option codes, part numbers, programming, and vehicle configuration. For option-sensitive parts, call 800-222-5414 or text 828-667-2239 with your VIN before ordering.

Which Audi A4 parts are available?

Available inventory may include engines, transmissions, body parts, lighting, glass, wheels, electronics, and other used OEM components. The products shown on this page reflect current inventory and update nightly.