The performance enhancing benefits of aftermarket air filters are well-known, but whether these gains are substantial again depends on the type of filters used as well as driving style.

提高成绩的效益的售后空气过滤器是众所周知的，但这些好处是实质是否还要取决于类型的滤波器，以及驾驶风格。

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In the videos below, various YouTubers demonstrate tricks for enhancing the Sony infrared snooping trick by blocking all visible light with IR filters, or, more craftily, a cutout of an overexposed film negative.

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