9004 definitely look brighter. and even though i know it is a trick with the color of the light, it still looks brighter.

as for the fogs, i got the PIAA 1550XT replacement fogs and they are TONS brighter than the stock ones. the difference is tremendous.
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"Never appeal to a man's "better nature." He may not have one. Invoking his self-interest gives you more leverage." -- Lazarus Long