I'd go with a JBL BP600.1 as the BP1200.1 puts out twice the power they're rated for. That is assuming you got the 4ohm subs.

1999 Ford Contour SVT #900/2760 (SOLD) 2005 Mazda 6s 2003.5 Mazdaspeed Protege 1998 Ford Ranger 4x4