The BMC panel air filter for 2004–2010 Citroen C4 2.0 HDI 135 is a direct-replacement panel designed to match the factory airbox and restore proper filtration. It serves as a like-for-like maintenance item to help preserve engine intake cleanliness and consistent operation. Install during routine service intervals to maintain OEM fit and filtration performance for the diesel application.
BMC 04-10 Citroen C4 2.0 HDI 135 Replacement Panel Air Filter