Genuine K&N High Flow Air Filter suits:Mazda 6 2.3L MPS (2005-on) GG1032 Turbo Petrol 4Cyl. L3 MPFI DOHC 16VMazda CX-7 2.5L (2009-on) ERPetrol 4Cyl. L5 MPFI. DOHC 16V Incl. Turbo.Mazda CX-7 2.3L (2006-on) ER Petrol 4Cyl. L3 MPFI. DOHC 16V...