POTAUTO MAP 1031C (CF11668) Activated Carbon Car Cabin Air Filter Replacement for CHRYSLER 300, DODGE CHALLENGER CHARGERSpec.: 10. 87" (Length), 7. 88" (Width), 1. 1" (Height); Four layer fabric (carbon at back, see photos) ; Installation instructions included. Applications Where Used: (300 18 11); (Challenger 18 11, Charger 18 11) (See Amazon Part Finder for fitments to your cars) Benefits: (1) Reducing at least 98% of these contaminants (Dust, Exhaust Gas etc.) from the air passing through the filter &entering the interior of the vehicle. (2) Activated carbon cabin