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This K&N drop‑in high‑flow air filter is listed for Nissan Patrol 4.5L inline‑6 replacement applications in the provided description and is designed to install into the factory airbox. The washable, reusable layered cotton media improves airflow while capturing contaminants, and K&N backs its replacement filters with a No‑Hassle Lifetime Limited Warranty for long-term use.
K&N 99-02 Nissan Patrol 4.5L L6 Replacement Air Filter
