In 2000 Tosi entered the Air Braking Fittings business with the brand SIRIT, quickly developing its products with the objective of making them safe, reliable, fast and easy to fit. The Headquarters located in North West Italy and it’s additional premises in Poland and Russia are strategically key to best serve the clients’ network, while new markets and sites are being approached. At present SIRIT fittings are successfully used by major trucks, trailers, buses and other commercial vehicles constructors.