Today I was at a local customs shop and I saw this huge thing, turns out to be a 6000 watt amp. I couldn't imagine using this in a car, maybe a tour bus, but no regular car.
Pic: http://www.caraudiomag.com/specialfeatures/0205cae_crown01_zoom.jpg
JBL SITE: http://www.jbl.com/car/products/product_detail.aspx?prod=A6000GTI&ser=GTI&cat=AMP
Pic: http://www.caraudiomag.com/specialfeatures/0205cae_crown01_zoom.jpg
JBL SITE: http://www.jbl.com/car/products/product_detail.aspx?prod=A6000GTI&ser=GTI&cat=AMP