Best Combination for Etios VD

[ManasJ]

Hello All,
I wish to change the company fitted sys in my Etios VD.

HU- Pioneer FH-P6050UB
Bass Tube- Rockford
Speakers- Rockford
Amp- Rockford

Suggestions needed as to what wld b the best combination??

Thanks

 

[ManasJ]

Final List
JVC- kw 400
Amp Rockford- P400-4
Sub Rockford- R1L-212
Spk Rockford- P1652-S

Suggestions welcome for better sound quality!!