1.Designed for Audi A4L, A5, S5, A4 Avant, and Q5L Models : Specifically designed for Audi models including A4L, A5, S5, A4 Avant, and Q5L, all produced after the year 2020
Front Endocrinol (lausanne) 12:667066 Max W, Sung HY, Shi Y (2012) Deaths from secondhand smoke exposure in the United States: economic implications
ISBN 978-2-87939-047-5
PECO Developed over 25 years by research scientists, the Photo Electrochemical Oxidation filter (PECO) is an innovative technology that uses free radicalsthe same radicals used to destroy cancer cellsto break down pollutants at a molecular level, including viruses, bacteria, mold, allergens, and harmful chemicals found in cigarette smoke