The RF100026 APR Intake Filter is a high-performance auto part designed specifically for B6/B7 models with 1.8T, 2.0T, 3.0L, 3.2L, and 4.2L engines. Made by APR, this induction filter is a genuine performance part that meets C.A.R.B. emissions standards with EO numbers D-802-13 and D-802-5. Manufactured in Taiwan, this filter is a crucial component for enhancing the air intake system of your vehicle, resulting in improved engine performance and efficiency. Used for a few months until I could get a CAI.