Some popular vehicles that these lamps fit from this site
http://www.brandsport.com/9004bulbs.htmlThere are more out there, but didn't think many people would put too much $$$ into their minivans, etc.
Dodge
94-01 Ram
91-96 Dakota
Jeep
93-98 Grand Cherokee
Toyota
92-96 4 runner
85-91 Camry
95-96 tercel (hawt!)
Volkswagen
90-94 Corrado
93 Eurovan
92-93 Fox
96 Golf/jetta/gti
90-94 Passat
Subaru
89-94 Justy
90-91 Legacy
90-94 Loyale
Nissan
95-98 200SX
89-89 300ZX
98-00 frontier
87-98 pathfinder
95-99 sentra
85-92 sentra
00-01 Xterra
Ford
87-91 bronco
86-96 escort
91-94 explorer
87-92 F series
87-93 mustang
86-91 tuarus