Audi A3 1.4 TFSI 150 S Line 3dr S Tronic [Nav] Petrol Hatchback, , This great looking Audi A3 was first registered on the 29th April 2016 and looks fantastic in metallic grey with a clean black interior. This is the Satellite Navigation model and is powered by a punchy 150PS petrol turbo engine, delivering up to 67 miles per gallon. As part of the preparation on this car is will have a service and four new tyres.