034Motorsport SüperDüper S34 Carbon Fiber Open Intake Systems, B9/B9.5 Audi S4/S5 MSRP: $564.85 - $736.45
Audi/VW Genuine OEM Oil Filter for B7 RS4 & B8 S5/RS5 & C6 A6/S6 & D3 A8/S8 & MK1/2 R8 & VW Touareg 1/2/3 MSRP: $44.00