Eren Ozmen’s Sierra Nevada Corp. fought for years to land the $13 billion contract to build the next nuclear-ready Doomsday planes. Now the billionaire’s reputation—and her firm’s finances ...

With 125 used Audi S4 Avant Estate cars available on Auto Trader, we have the largest range of cars for sale available across the UK. Pan Roof+Tour Pk+Comfort&Sound Audi S4 AVANT 3.0 TDI V6 Black ...

Understated almost to the point of anonymity, the S4 is the mid-level performance version of the Audi A4 saloon. Swapping between twin-turbocharged, supercharged V6 and even a naturally aspirated ...

The upfront purchase price of the Audi Q6 e-tron is relatively high, uncomfortably close in cost to that of the electric Porsche Macan it shares its mechanicals with, though there’s more choice in the ...

The Audi S4 Avant is a remarkably effective and seriously quick estate car. Its Jekyll and Hyde personality is addictive, transforming from competent cruiser to ballistic bahn-stormer at the flick ...

The Scottish Government has rejected calls to scrap S4 exams, with Education Minister Jenny Gilruth distancing herself from a landmark review commissioned by her predecessors in the wake of the ...

Like its larger S6 TDI and S7 TDI counterparts, the Audi S4 has adopted a diesel engine – at least in the European market. Strange move? Perhaps, but with diesel still a popular choice in this ...