![Installed 4 channel amp, only had 1 pair of preouts left after recent sub install. Plenty of bass from subs but no longer hearing any of my other speakers. Do I need Installed 4 channel amp, only had 1 pair of preouts left after recent sub install. Plenty of bass from subs but no longer hearing any of my other speakers. Do I need](https://preview.redd.it/0xyvs9yrz1u61.png?width=640&crop=smart&auto=webp&s=6d37f85f6360c601ecabc6e3ca9c8cf4b544aaca)
Installed 4 channel amp, only had 1 pair of preouts left after recent sub install. Plenty of bass from subs but no longer hearing any of my other speakers. Do I need
![Amazon.com: BLAUPUNKT AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power + 4X Audiobank AB-630 COAXIAL Speakers 6.5" 400 WATTS + 4 Channels Amplifier Installation Kit : Electronics Amazon.com: BLAUPUNKT AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power + 4X Audiobank AB-630 COAXIAL Speakers 6.5" 400 WATTS + 4 Channels Amplifier Installation Kit : Electronics](https://m.media-amazon.com/images/I/71gzy+vstLL.jpg)
Amazon.com: BLAUPUNKT AMP1404 Car Audio 4-Channel Amp Amplifier 1500 Watts Max Peak Power + 4X Audiobank AB-630 COAXIAL Speakers 6.5" 400 WATTS + 4 Channels Amplifier Installation Kit : Electronics
![mono amp to sub) plus (4 channel amp to speakers) wiring diagram. - Ford F150 Forum - Community of Ford Truck Fans mono amp to sub) plus (4 channel amp to speakers) wiring diagram. - Ford F150 Forum - Community of Ford Truck Fans](https://www.f150forum.com/attachments/f30/504165d1501332662-mono-amp-sub-plus-4-channel-amp-speakers-wiring-diagram-wiring.jpg)