The Audi Q7 is proof that facelifts are not always about appearance. The engineers have made the changes under the hood. The Audi SUV has been fitted with new engines and a new eight speed gear box.drive it! tested the new 3.0 TSFI. A compressor powered by the engine pumps more air into the engine. A cooling system keeps the temperature stable so there is more oxygen to burn. The 333 horse power version can go from zero to 100kmh in just 6.9 seconds.