Ive blown a speaker or 2

Does any one have any recommendations for new speakers in my p38 as iv blown a couple of them and am not sure which ones are good iv got the harmon kardon system in, well only the speakers are left I have an alpine head unit new sub in the back with an amp and now want some good component speakers, so sizes make wattage, ta muchly

Have a look here:

Range Rover P38 Maintenance repair improvements and tips learned by experience by ownership.

HNY.