Extreme Metal Products Extreme Metal Products, LLC (EMP®) was organized in 2005 to combine decades of previous success and experience in Custom Industrial Sheet Metal Fabricating with our love for Powersports to design and manufacture aftermarket accessories for UTV’s, ATVs, and Jeeps. By remaining “fleet afoot” and maintaining constant contact with OEM Market Specialists, we are able to respond with agility to market trends, new model revisions, customer feedback, and technical innovations.