Supplier of lots of official and semi-official teams, Bos-Engineering is specialised in the design of dampers for competition, for almost all divisions and championship in Motorsport. Our results Bos built his results in Motorsport through his partnership with teams like Renault Sport, Mitsubishi Motors Sport, Citroën Sport, Team Signature... Winner of two Dakar, winner of two championships in JWRC – to just speak about those, BOS dampers make their proof of performance and liability in top level of Motorsport. A factory service for private teams This experience in the top level of Motorsport, Bos now gives it to private teams through a large range of damper in constant evolution. All Bos dampers are designed and built with the same concern of perfection and performance. So, no damper leaves Bos workshop without the validation of his hydraulic curves. Our tolerances are the same for the private teams as the official factory championship. A range in constant evolution With the new EVO, the Bos range now covers almost all type of car running in rallye, Rallycross or circuit. Those dampers, directly coming from factory ones, type CR40, allows a high level of performance and liability, with a correct price.