BMC 2012+ Audi A4 (8K/B8) 4.2 TFSI RS4 Quattro Replacement Panel Air Filters (Full Kit) MSRP: $280.67
BMC 06-11 Audi A6 (4F/C6) 5.2 FSI V10 (S6) Replacement Cylindrical Air Filter (Full Kit) MSRP: $246.51