The Drag Reduction System (DRS) proved vital when it came to overtaking at the 2025 Miami Grand Prix, with drivers all using it to great effect over the race's 57 laps. But what exactly is the aerodynamic assist, how does it work and how is it activated?
DRS is s a controversial driver-controlled device that is aimed at aiding overtaking and increasing the chances of wheel-to-wheel racing in Formula 1.
