Idle air port plug on intake tube? [Archive] - Toyota MR2 Message Board

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My swap is a JDM gen 3. I saw K.O racing had a monster air intake for the gen 3 but cost too much so I went on E-bay and purchase individual parts. Parts arrive and look exactly like K.O racing Monster Pipe, only different is there no port for oil catch can, Idle air port, and BOV. I know I can use a breather filter for the stock oil catch can and my hks bov is vent to atmosphere. Now my main question is can I use a mini or small air filter for the idle air hose that vacuum straight to throttle