The S4 is Audi's top of the range fire breathing model, using a 3.0 V6 petrol engine, developing 354 horsepower, and giving a 0-60 time of 4.7 seconds, with the top speed restricted to 155 mph. Official fuel economy is around 36 miles per gallon on the combined cycle. The new Audi S4 model is available in both the saloon and Avant body-shells, and comes with Audi's Quattro 4WD drive-train. The S4 has a high list of standard spec including 19 inch alloy wheels, electric S super sports seats, Nappa leather upholstery, body kit, aluminium finish mirror housings, MMI navigation plus, and a roof spoiler on the Avant. Orangewheels has some of the best discounts and deals available on the new 2018 Audi S4 for sale, just click on the model above to add your required colours and optional extra equipment to see what is the best deal and just how much you could save with our cheapest offers on a new S4.