Do you still have your OEM bulbs? It may be a good idea to put them back in to make sure there's no electrical problem with your car since the new bulbs keep blowing. I have PIAA super-whites, they look nice but they're ~$70/pair.

1999 Contour SVT #1966/2760, Silver Frost/Midnight Blue Koni Kit, Mille Miglia MM-S rims, B&M shifter, Stazi mesh, SFCs, optimized Y-pipe & TB, SS break lines, K&N drop-in, Infinity Kappa speakers, MTX amp/sub