kicker and jl also do this. my buddy had a 1200.1 back in teh day, around 2001, and boy that thing put out 1530w at 2 ohms when it was supposed to make 1200...so yeah, we put in two l7 squares when they came out, and daaaaaaammn...we were listening to it when it was out of the box, and the cop next door across teh street came over and said nock that stuff off! you are shaking my stuff in my house! it wasnt in the box, and was quiet..so yeah, kicker is nice!!