The upper and lower edges of a reinforcement (12) are fixed to hood ledges (1) and disposed between the hood ledges (1) and fenders (7). The hood ledges (1) and reinforcement (12) form a substantially rectangular parallelopiped space. An intake air duct (6...

An active noise attenuation system (10) comprises a speaker (26) in communication with a flow body (78). The speaker (26) emits an output for attenuating noise from the flow body (78). A control unit (31) communicates with the speaker (26) and controls the...

An air intake system for a vehicle, having a hood (20) that defines at least one intake aperture (24) therethrough. The hood may be configured such that the intake apertures have substantially zero exposed area in the upper surface of the hood, such that d...