tRiGgEr
5,000+ posts
CarAudio.com Veteran
not 400x4 that's 1600watts.one more question..so let say if i have speaker that are 100rms in the front and 100rms in the back then i need something that put out 400x 4 ??
100x4 @4ohms is what you will need. Make sure it is RMS power, not peak, max, or dynamic.
