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MARCO has exclusively designed and produced signal horns since 1980. This absolute specialization guarantees a deeper knowledge of market requirements. Marcol has unequalled experience constantly reinforced by new technologies and innovative projects. A Certified Company System insures top quality at all levels. For over 35 years we have made every effort to offer our customers beautiful, innovative products, easy to install, long lasting and reliable. We strive to guarantee high performance on every single product.