EMPI9025 CHROME AIR CLEANER, WEBER DGV, DGAV, DGEV, VW Bug, Baja, Buggy, Sand Rail, each by Empi

Will this fit a Weber 38 Carb?

what size is the extra round hole in bottom? Is that for charcoal canister connection?

Willa-team performance - 428 universal weber type carburetor 38x38 2 barrel carb - compatible with fiat renault ford v this fit an epc.weber 428 carb?

what color is the filter material??