Engine Air Filter — Original Equipment Part Number 57MD42M Key benefits Direct replacement for ECG11 housing with Original Equipment Part Number 57MD42M for correct fit and straightforward installation. Restores intended intake air filtration to help protect engine components from dust and debris during operation. Maintains compatibility with the specified housing to avoid fitment issues and reduce downtime during routine maintenance. What this filter does Serves as the engine intake air filter element designed to work with ECG11 housing. Matches the original equipment size and shape to ensure proper sealing and airflow within the housing. Manufactured to meet original equipment specifications so the filter performs as intended when installed in the compatible housing. Important attributes Function: Engine intake air filtration for protection of internal engine components. Compatibility: Fits ECG11 housing; Original Equipment Part Number 57MD42M. Fit and size: Designed to match the original equipment dimensions for correct installation in the ECG11 housing. Performance: Intended to maintain the filtration performance expected of the original part when used with the compatible housing. Typical use scenarios Routine service replacement during scheduled maintenance for equipment using ECG11 housing to restore proper air filtration. Fleet maintenance shops replacing worn or clogged filter elements to reduce the risk of airborne debris entering engines. or overhaul work where the ECG11 housing is retained and an OEMspec filter element is required for reliable reinstatement. Notes Confirm compatibility with your equipment by checking for ECG11 housing and Original Equipment Part Number 57MD42M before ordering. Intended as a direct replacement filter element for the specified housing and part number.