This website also sells the headers but there price is kinda high

http://www.importparts.com/importparts.filereader?3d321a4b05fd6124271d424d361a05ca+EN/catalogs/1329

2000 SE Zetec ATX,17" Fundametal rims with 205-40-17 tires, Custom exhaust,Clarion dxz715 head unit, Pioneer 3way 6x8's,5" lcd TV, Pyle DVD/MP3/TV-Tuner cd player, clear headlight corners, side markers, headlight strobes,white guages,woodgrain kit,guage pods,