Noise reduction baffle and method for installing same

It is proposed a noise reduction baffle (200) for a vehicular fluid tank (400), the noise reduction baffle (200) comprising a flange (210) and a spring clip (100) mounted on the flange (210). The spring clip (100) is such that it comprises resilient members (110) configured to engage at least one fixing element (300) mountable on the tank (400) and protruding, when mounted, inside the tank (400).