amp

Dear buds, I am driven crazy by having no bass from one speaker after I installed an aftermarket amplifier from plugnplaykits. I tried fixing the problem myself, but it was getting worse and worse, eventually leaving me with only one weak working speaker...

I will be adding a couple subs under the rear seat. My plan is to splice into the rear door speaker and use the amps high level inputs on the amp for signal, can I splice both high level inputs into one speaker? Or do I have to splice one input from the high level amp input to the right rear...

So I have problem with the deployed height on the new F150 Platinum. They deploy nearly level with the bottom of the Cab. My AMP Research boards on my Lariat deploy nearly 7 inches lower. So much easier for entry and exit I've ordered a New Platinum without first thinking this thru. I hate to...