Part Number: 4G5035223C (4G5-035-223-C)
Interchangeable / Superseding Part Numbers: 4G5035223, 4G5035223A, 4G5035223B, 4G5035223D, 4G5035223E
Manufacturer: Genuine Bose / VAG (Volkswagen Audi Group)
Item: Premium Audio System Sound Amplifier
Sound System Requirement: Bose Option Only (Not compatible with Base/Standard or Bang & Olufsen / Burmester audio systems)
Placement on Vehicle: Trunk / Quarter Panel Utility Bay / Under Seat (varies by model)
Known Vehicle Fitment:
Porsche Macan: 2014–2018
Porsche Panamera: 2012–2016
Porsche Boxster / Cayman (981): 2013–2016
Audi A6 / S6 / RS6 (C7/4G): 2012–2018
Audi A7 / S7 / RS7 (4G8): 2012–2018
Up for sale is a Genuine OEM Bose Premium Sound System Audio Amplifier, Part Number 4G5035223C.
This high-performance digital audio amplifier powers the multi-channel Bose surround sound setup. It is the ideal direct replacement if your current system is completely silent, cutting out, popping through the speakers, or suffering from moisture-induced channel failure.
Tested & Functional: Bench-tested to ensure clear output across all audio channels and proper MOST/CAN-bus communication.
Pin Integrity: Connector pins inspected and clean with no signs of pin oxidation or water damage.
Cosmetic Condition: Good pre-owned condition with minor, normal mounting/casing wear.
Important: Please inspect all provided photos closely to verify physical match and harness plug configuration.
Important Note on Installation: This unit features integrated factory security software. Upon installation into a new vehicle, it will enter Component Protection Mode. Unlocking the amplifier to restore full audio output requires a quick authorization sync using factory-level diagnostic tools (ODIS for Audi, PIWIS for Porsche) via a dealer or specialized European auto repair shop. Please match part number 4G5035223C with your original unit prior to purchasing.
Processing Time: Ships within 1 business day of cleared payment.
Packaging: Wrapped securely in ESD-safe protective packaging, thick foam, and a heavy-duty box to shield delicate internal audio circuit boards during transport.
Tracking: Direct tracking number provided as soon as your package dispatches.