2018 Audi A7 S Line 50TFSI V6 GCC Specs in mint condition GCC Specs fully loaded with Head-up display and 360 Camera. The 2017 Audi A7 S Line 55 TFSI is equipped with a 3.0-liter supercharged V6 engine, producing 333 horsepower and 325 lb-ft of torque. This engine is paired with a 7-speed S tronic dual-clutch automatic transmission and quattro all-wheel drive. The 50 TFSI can accelerate from 0 to 60 mph in approximately 5.2 seconds.