best sub for my amp

[s12mm4000 10+ year member]

i have a Ia 20.1 and i was wondering what would be the best sub to match up to it for spl

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[92SC300 10+ year member]

how did you manage to get your hands on a 20.1 without knowing half a shit about car audio?

nice choice of amps nonetheless

might help if you provided some information about the vehicle? any space requirements?

 

[s12mm4000 10+ year member]

i do know a shit about car audio thank you and i had been tring to get an ia 20.1 for a wile and i have an hdc3 i was just wondering what other subs people had used and how they would match up with my amp

 

[rbiele126 10+ year member]

what kind of car?