EBC YellowStuff Performance Front Brake Pad Set for Audi B9 S4/S5 SQ5 Q7/Q8, C8 A6 & A7 MSRP: $240.00
JXB Performance Audi B9 S4/S5/RS4/RS5 Driveshaft Center Support Bearing Carrier Upgrade MSRP: $413.99 - $453.99
034Motorsport Dynamic+ TCU Software Upgrade for AL552 ZF8 Transmission, B9 RS4/RS5 MSRP: $136.00 - $1,020.00