The 2021 Audi TT RS is available in a single trim, with optional extras available for further customization. Under the hood of the RS lies a 2.5-liter turbocharged five-cylinder engine producing 394 hp and 354 lb-ft of torque. Power is sent to all four wheels via a seven-speed auto transmission and Audi's quattro AWD system. The exterior features include 20-inch alloy wheels, adaptive dampers, auto LED headlights, power-folding mirrors, and RS-specific styling bits such as a fixed RS spoiler and dual-tip exhaust exits. The interior gets heated 12-way power seats, dual-zone climate control, blind-spot monitoring, wireless phone charging, a 12.4-inch infotainment display, and a 12-speaker Bang & Olufsen sound system.