An exhaust gas purification system of engine 2 configured to classify a PM accumulation state of DPF 34 into multiple evaluation stages based on a plurality of evaluation indices, and to repeatedly perform determination of the current evaluation stage by t...

A motor vehicle engine air filter unit (11) has an integrated splash cover. The unit (11) includes a wall (15) extending beneath the unit to contact against an upper engine surface (ES). In use, fuel carrying components (H, I) of the engine are isolated fr...

An air cleaner assembly and components therefor are provided. Features are described providing for a cantilevered support of a filter cartridge contained therein, and also, in some examples anti-rotational support. Also, a supported housing seal is shown. ...

An air cleaner including a casing body (26) and a sealing frame (27) is disclosed. The casing body has a fitting part (39) for allowing engagement of the sealing frame therein. A filter (28) is mounted inside the sealing frame in a tightly contacted relati...