Can anybody help please my son has a 2007 a3 sline 2.0tdi 3 door bmn when he bought the car a few years back it came with AP coilovers and springs fitted so the car was already lowered, we had a look the other day and we saw one of the front coilovers had a bit of a leak so we have been looking and he just cant afford the price of a new set of AP brand coilovers and springs so could anybody help and point us into a set of tidy coilovers and springs that will not cost a smallfortune thanks for any help.