Developed on a dyno and on the circuit, this 4-Stroke Silencer for KTM SXF 450 and FC 450 (2023) ACS provides improved performance compared to the original one. Designed to excel in competition, this silencer was developed to meet the expectations of pilots.

Internationally recognized for their performance and power, the Doma exhaust range has won over numerous French and international motorcycle riders such as Adrien Van Beveren, Maxime Renaux, Milko Potisek, Arnaud Demeester, Jorge Prado Garcia, Conrad Mewse, Josiah Natze, Tom Pagès.

Doma exhausts are manufactured in France, in the workshops located in Calais (62100). They are exclusively intended for competition use and are not approved for road use.