Replace your lost or broken keyless entry key fob remote with a USARemote Fob.
Fits P/N: KPU41704
2004-2005 Mazda 3 w/out power trunk release 2004-2005 Mazda 6 w/out power trunk release 2001-2003 Mazda Protege (includes Protege 5)
This is a replacement aftermarket part.