A "massive diffuser" refers to a device or object that spreads or scatters something (such as light, sound, or air) over a wide or large area. Full definition
Although the Huracan Super Trofeo opts for a two - wheel drivetrain (instead of the normal all - wheel drive), it uses a full regime of massive diffusers to make it more racetrack friendly by helping to provide increased traction in the corners. (bestride.com)
At the rear, a massive diffuser creates 169 pounds of downforce at the claimed vMax of 195 mph. (automobilemag.com)
The nose bears a squintier, meaner countenance than its off - the - rack counterpart, the entire rear section of the front quarter panel is eschewed for lightness, and the rear bumper is morphed into a lurid peekaboo of twin exhaust cannons, a gnarly rear differential, and a massive diffuser. (automobilemag.com)