Originally Posted by kh202

An aftermarket head unit will allow you to fine tune the sub and speakers to get the best sound out of what you have. And it is made to power speakers that can handle more power (if that makes sense). I'm pretty clueless when it comes to audio, just sharing my experience.

Mine also has a USB input. Nice to charge phone while streaming pandora/ itunes and using GPS at same time. Also, you can put all the songs you want on a 32G thumb drive and shuffle thru 1000's of songs

Originally Posted by Rebelyell22

yes it will. Your stock h/u doesn't have enough power to push your speakers/sub to their max potential. Aftermarket h/u's usually have more power and better equalizers. An amp is what will really bring it to life though

Originally Posted by MojaveJK

Equalizers do nothing, tune the deck your self!

Originally Posted by MojaveJK

I would upgrade the head unit(deck) first, knowing now you don't have the premium sustem. If you get one most likely you'll have hpf and lpf( high pass filters. And low pass filters) they will make a big difference in sound! And since your sub is spliced in you'll never be able to control the bass of that alone! I would amp the sub so you can control the bass of that for a better clearer system

Originally Posted by Madman7395

Thanks for your input! The sub is a powered sub so the amp is built in. Still don't most aftermarket head units have a dedicated sub output that will help improve sound quality over spliced in? Thank you guys for your help!

Originally Posted by MojaveJK

Yes but you said they are spliced into your back speakers I thought

Originally Posted by jeepedjeep

my guess is that he does not have the premium sound so then he spliced into a feed (because there was none back then) off of the dash or sound bar to get signal.

Originally Posted by MojaveJK

Ya makes since that's why I said he should amp the sub so he can control it!