Green Filter

“Green Filter USA traces its roots to 2001 when it’s Founder Mark German utilized his racing experience, parts manufacturing expertise, and genuine passion for improving vehicle performance to bring easy to capture “horsepower” to the engine performance community by offering an air filter that outperformed those available. His goal was to provide a performance filter that would become highly accepted and sought after by racing professionals and leading engine performance engineers and builders of high performance vehicles.


Mark grew up racing and knew there were opportunities to provide a filter that would allow higher airflow to generate “easy to produce” horsepower than those prevalent in the racing community while capturing the necessary standards for particulates over the many rugged and demanding dirt, sand and pavement race environments throughout the world.