The BMC cylindrical replacement air filter for Porsche 911 2.7 Carrera RS (1972–1979) is made to match the original cylindrical element and fit the period-correct housing. As a maintenance part for that classic application, it restores basic filtration and airflow function. Replace during scheduled service to help preserve intake cleanliness and support reliable engine performance for driving and preservation.
BMC 72-79 Porsche 911 2.7 Carrera RS Replacement Cylindrical Air Filter