K&N high-flow washable and reusable drop-in panel air filter for 2020-2024 Cadillac CT4 and CT5 with 2.0L inline-4 engines. The layered, oiled cotton media is engineered to improve airflow while capturing contaminants, and the filter is designed for easy installation into the factory airbox. K&N's No-Hassle Lifetime Limited Warranty covers the filter.
K&N 20-24 Cadillac CT4/CT5 2.0L L4 Replacement Panel Air Filter