turbocharger inlet connector with gas diffuser egr

Input (10) of the heat engine turbocharger comprising: a main duct for air supply (20) of revolution about a primary axis, -a cylindrical gas recirculation conduit (22) including axis is orthogonal to the primary axis and opening into the main duct (20), characterized in that said connector comprises a diffusion wall (25) flush with the wall (24) of the main conduit (20) for masking the outlet of recirculation gas duct (22).