What engine does the Audi A8 L Security use

Adding armour adds weight, so the A8 L Security gets a choice of Audis 435hp 4.0litre turbocharged V8 or its massive 500hp 6.3litre W12 still down on the S600 Guards engine, though.
Despite the extra protection for occupants this long wheelbase A8 (it measures in at a whopping 5.27 metres long) is still rather rapid itll accelerate from 062mph in 7.1 seconds. But its not the only swift, wellprotected luxury vehicle on offer. Click on to read more on the best armoured cars.