Following a a discussion during last week’s World Motor Sport Council in Bahrain, the world motorsport governing body has ratified a new rule which will be enforced from 1 May.
The new regulation will require WRC teams Toyota, Hyundai and M-Sport-Ford to fit a sound module to their respective cars, which must produce a minimum of 80dB of sound in an open area at two metres from the front and from the rear of the vehicle, and at a one metre height from ground level.
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