speaker upgrade

First post here have found a lot of useful information but can’t find the answers for my next step in upgrading my base 6 speaker stereo. It’s also my first time doing any car audio. I’ve added a ap4-ch41 and a 4 channel amp that drives 4ohms speakers my question is can I run 4ohm speakers in...

I talked to CDT Audio today about swapping out the center channel on my Alpine system to one of their 3” speakers. They suggested the ES-03DVC, which (on paper) looks like a great solution. The only thing they couldn’t tell me was whether the depth of the speaker fits the space in the dash...

Has anyone installed a aftermarket subwoofer and amplifier in the 2019 Ram 1500 with the Harman Kardon audio system? I am planning to install two 12’s, amp, and a line output converter. Just curious if anyone has done this yet so I will know what problems to look out for. I already have looked...

** Newbie**I purchased the DSR1 to replace the factory amp. I’m running kicker Cxa 800.1 for my 2 10” subs. How can I wire the dsr1 for all the door speakers, dash speakers. Which amp? 4 channel? For 9 speakers? Or 6 channel? Has anyone installed the dsr1 with alpine system? Any info would be...