Patent ID: 6955699

Claim:
A device for filtering intake air for an internal combustion engine comprising: an expansion box ( 110 ) having an opening ( 12 ) for receiving the intake air; a filter ( 10 ) located adjacent to the opening for filtering the intake air passing through the opening, the filter having a first tubular filtering element ( 2 ), an upper annular element ( 1 ) having an annular “L” section flange fixed to an upper end thereof and having an upper annular housing ( 8 ) for receiving an end of the first tubular filter element therein, a lower annular housing ( 9 ) fixed to a lower end thereof, the lower annular housing having means for supporting the first tubular filtering element therein, and having a flat flange ( 7 ) for fixing the filter to the expansion box, a second filtering element ( 3 ) peripherally fixed to the upper annular element ( 1 ), over an upper end of the first tubular filtering element, the means for supporting the first tubular filtering element being made of a composite material containing a synthetic matrix having carbon fibers therein.