QB C20026R/C20027C Cabin Air Filter Guard for Toyota Corolla (2003-2008), Toyota Matrix (2003-2008) Models (CARBON) Cabin Air Filter absorb up to 99.5 percent of allergens including dust and pollen. Filters most dangerous toxic gases and odors. For Best Performance and Efficiency It is recommended to replace the air filter every 12,000 to 15,000 miles, or per the owners manual. Compatible models : FRAM CF10133 , Purolator C35491, Prime Guard PCF5491. OEM : 88568-02020, 8856802030 Toyota : Corolla (2003-2008), Matrix (2003-2008) Filter Dimensions : Length - 220 mm, Width - 198 mm, Height - 20 mm. Easy to install; Instruction Included