Not sure how much you wanna spend, but I think there is some on ebay for about $60. I just got a pair of DRT-25's for $50.
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95' Acura Integra RS
H/U: Premier DEH-P480MP
Subs: 2 Fi Q 15's
Enclosure: Fisher Customs 5.1CuFt Sealed
Amps:A3000DB, kx100.2
Front: Boston Acoutics Coaxials, CDT DRT-25
Elec: 200A Iraggi Alt. Big 3