Drawing on more than 100 years of stainless-steel welding and fabrication experience garnered from Wisconsin's premier paper- ... making machinery industry, CMI's Two-Piece Elbow Top was the company's first commercially available header, which became an immediate success due to the superior craftsmanship and attention to detail. This innovative new header boosted horsepower, proved to be more durable under race conditions, and looked better longer than any competitive products on the market. read more