034Motorsport Twin Turbocharger Installation Hardware/Gasket Kit, B9/B9.5 Audi RS4/RS5 2.9TT MSRP: $114.40
Audi OEM Timing Chain Guide Rail - (Upper) for B9 S4/S5/RS5 & C8 S6/S7/RS6/RS7 (06M109509L) MSRP: $80.00
Audi OEM Timing Chain Guide Rail - (Upper) for B9 S4/S5/RS5 & C8 S6/S7/RS6/RS7 (06M109513G) MSRP: $23.00