2021 Audi S6 Premium Plus quattro Sedan Performance & Mechanical Description The 2021 S6 is the performance version of Audi's A6 executive sedan. It uses a 2.9-liter twin-turbocharged V6 producing approximately 444 horsepower, paired with an 8-speed automatic and Audi quattro all-wheel drive. The combination gives the S6 a strong balance of luxury, acceleration, high-speed stability and year-round traction. The Premium Plus version was positioned below the range-topping Prestige and had an original MSRP of $75,445 for the 2021 model year. Factory Equipment / Features Typical 2021 S6 Premium Plus equipment includes: quattro all-wheel drive Turbocharged V6 engine 8-speed automatic transmission Sport-tuned suspension Audi drive-select Performance-oriented S6 exterior styling LED lighting Premium leather interior Heated power front seats Audi virtual cockpit MMI infotainment system Navigation Smartphone connectivity Blind-spot monitoring Lane-departure warning Front and rear parking sensors Rear-view/top-view camera systems Multiple airbags and electronic stability/traction systems FOR 14 DAYS ONLY! Save $1,250 on your vehicle purchase when you finance through House of Cars NJ. Don't waitonce the 14-day sale ends, this offer is gone! Financing is subject to lender approval. Offer cannot be combined with other promotions. See dealer for complete details.