Iam buying a xf in the next few months i have 9000 to spend I want a low mileage 2009 + but I want black interior the only nice ones for the money r 3.0 diesel which don't bother me but 5 days a week I do short distances to work and bk but all ways go on a run at weekends would that be OK for the dpf or would it knacker it plz help so many gorgeous diesels on autotrader not a lot of petrol ones thanks lee