inputs.text: oh wow made music better - soo happy amplifier compared stock stereo mediocre 22w rms 2ohm speakers amplifier powers 75w rms 4ohm speakers ease running according manufacturer recommendations 4 gauge power cable sound clean no issues system diy install didnt adjust switches pots device everything set go box hook go wonder much better get actually tuned ampdidnt test features lot like bridgeable features crossover features got handy 2channel 4channel switch need