Audi A8/RS5/S8 Power Brake Booster 8T0612103A

OEM Part #: 8T0-612-103-A (8T0612103A)

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Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:

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This OEM power brake booster is a genuine factory-original part designed to enhance the braking system's efficiency in your Audi vehicle. Compatible with Audi A8 Quattro (2011-2018), RS5 (2013-2016), and S8 (2013-2018), this component features part numbers 4H0612107 and 8T0612107, and Bosch number 8T0612103A. Located near the master cylinder, it operates by amplifying the driver's braking force, ensuring responsive and reliable braking performance. This replacement part effectively resolves issues related to diminished braking power and responsiveness due to wear or damage. Trust in the reliability of authentic OEM components sourced from salvage vehicles to maintain your vehicle's performance and safety.

Specifications

Specifications for Power Brake Booster 8T0612103A
Fits Vehicle ModelA8, RS5, S8
Fits Vehicle MakeAudi
OEM Part No8T0-612-103-A (8T0612103A)
Compatible OEM Part No 4H0-612-107, 8T0-612-107
CategoryBrake Booster

Compatible Vehicles

Fits 42 vehicle configurations across 1 make, 2011-2018.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A8 2011-2018 · 30 variants
  • RS5 2013-2015 · 6 variants
  • S8 2013-2018 · 6 variants
View all 42 vehicle configurations
Full vehicle fitment list for Power Brake Booster 8T0612103A
Year Make Model Trim Engine Note
2011 Audi A8 Quattro Sedan 4.2L V8
2011 Audi A8 Quattro L Sedan 4.2L V8
2012 Audi A8 Quattro Sedan 4.2L V8
2012 Audi A8 Quattro L Sedan 4.2L V8
2012 Audi A8 Quattro L Sedan 6.3L W12
2013 Audi A8 Quattro Sedan 3.0L V6 Supercharged
2013 Audi A8 Quattro Sedan 4.0L V8 Turbo
2013 Audi A8 Quattro L Sedan 3.0L V6 Supercharged
2013 Audi A8 Quattro L Sedan 4.0L V8 Turbo
2013 Audi A8 Quattro L Sedan 6.3L W12
2013 Audi RS5 Convertible 4.2L V8
2013 Audi RS5 Coupe 4.2L V8
2013 Audi S8 Sedan 4.0L V8 Turbo
2014 Audi A8 Quattro Sedan 3.0L V6 Supercharged
2014 Audi A8 Quattro Sedan 4.0L V8 Turbo
2014 Audi A8 Quattro L Sedan 3.0L V6 Supercharged
2014 Audi A8 Quattro L Sedan 4.0L V8 Turbo
2014 Audi A8 Quattro L Sedan 3.0L V6 Diesel Turbo
2014 Audi A8 Quattro L Sedan 6.3L W12
2014 Audi RS5 Coupe 4.2L V8
2014 Audi RS5 Convertible 4.2L V8
2014 Audi S8 Sedan 4.0L V8 Turbo
2015 Audi A8 Quattro Sedan 3.0L V6 Supercharged
2015 Audi A8 Quattro Sedan 4.0L V8 Turbo
2015 Audi A8 Quattro L Sedan 3.0L V6 Supercharged
2015 Audi A8 Quattro L Sedan 4.0L V8 Turbo
2015 Audi A8 Quattro L Sedan 3.0L V6 Diesel Turbo
2015 Audi A8 Quattro L Sedan 6.3L W12
2015 Audi RS5 Coupe 4.2L V8
2015 Audi RS5 Convertible 4.2L V8
2015 Audi S8 Sedan 4.0L V8 Turbo
2016 Audi A8 Quattro L Sedan 3.0L V6 Supercharged
2016 Audi A8 Quattro L Sedan 4.0L V8 Turbo
2016 Audi A8 Quattro L Sedan 3.0L V6 Diesel Turbo
2016 Audi A8 Quattro L Sedan 6.3L W12
2016 Audi S8 Sedan 4.0L V8 Turbo
2017 Audi A8 Quattro L Sedan 3.0L V6 Supercharged
2017 Audi A8 Quattro L Sedan 4.0L V8 Turbo
2017 Audi S8 Sedan 4.0L V8 Turbo
2018 Audi A8 Quattro L Sedan 3.0L V6 Supercharged
2018 Audi A8 Quattro L Sedan 4.0L V8 Turbo
2018 Audi S8 Sedan 4.0L V8 Turbo

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