If unclear, please send the chassis number to us !! Then we can tell you exactly whether the spare part fits your vehicle!! !!!! Part number completely compensate for the final letter !!!! Audi A5 S5 RS 8T (Coupe/Sportback) A4 S4 8K (Avant) Q5 8R B&O Bang Olufsen amplifier high Donor vehicle with only 000.018km (accident -free) !! as to be seen in the picture !! Part number.: 8T1035223A / 8T1035223 A If you have any questions, please just report to us The VAT is shown separately on my invoices Internal no. PB-2032-27-11-2020 !! After purchase, please enter the phone number !! !! Certain electrical parts must be activated after installation !! !! The vehicle usage list serves as an aid, but does not give a 100% guarantee on the accuracy !! More spare parts in the program International Bu.