Audi A4 / S4 / RS4 2011 Unlock Code⚡

B8 | Instant Retrieval | 24/7 Service

Audi A4 / S4 / RS4 2011 car photo
Dealer price $120 92% Off!
Our price: only $9.99
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100% Money-back guarantee if the code doesn't work

Your code becomes available right away after processing your purchase and is transmitted to your email also. We're available 24/7.

Incorrect code? You're protected by our Complete Satisfaction Guarantee. Just send us a video that shows the combination of the code entry and serial number together. No hassle.

View our complete Refund Policy.

Once you have your code:
1. Turn on your Audi A4 / S4 / RS4 2011
2. Your radio will display "Enter Code" or "CODE"
3. Use preset buttons to enter each digit
4. Press and hold button 6 to confirm
5. Your radio unlocks immediately!
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How to get your Audi A4 / S4 / RS4 2011 radio code?

1. Find the serial number on your radio. Press preset buttons 1 and 6 for a few seconds. Serial number will show up on screen. No VIN required!

2. Enter your serial number in the field on the left

3. Proceed to checkout to instantly receive your unlock code

Compatible Radio Types:

  • Audi OEM
  • Blaupunkt
  • Siemens

Serial Number Patterns:

Your radio serial may start with: AUZ, BP

Serial Number Examples:

AUZBZ7A1234567 (AUZ)

About 2011 Audi A4 / S4 / RS4 (B8)

Your 2011 Audi A4 / S4 / RS4 (B8) came equipped with factory radio systems that need unlock codes when electrical power is lost. Our service provides rapid radio code retrieval for every 2011 Audi A4 / S4 / RS4 models.

Common Reasons for Radio Lock:

  • Battery disconnection or disconnection
  • Electrical maintenance in your 2011 A4 / S4 / RS4
  • Radio service
  • Fuse replacement
  • Jump-starting after battery died
  • Purchased pre-owned vehicle without code card

Why Our Service is Better:

⚡ Instant vs Days of Waiting
Dealer: 2-5 business days
Our service: Seconds

💰 $9.99 vs $120+ Dealer Price
Dealer: $120-$200
Our service: $9.99

No VIN required - just your radio serial number! Works for all 2011 Audi A4 / S4 / RS4 trim levels and radio variants.