... )High quality with lowest price 1)about productsOur air filter is made of pure wood pulp,it's ... quality in this line.Our air filter have such useages:a. melt-blown(can filter out all the larger ... the engine has the best air-fuel ratio,reduce the loss of the filter,e. large filtration area, ... of deflated absorption,resulting in breaking down the filter.g. Flame retardancy,h. reliable sealing performance,i ...