NovProdExhaustPerhaps better known for performance exhausts for Porsches and Ferraris, Quicksilver has entered the 4×4 market with the BMW X5 3.0 diesel models (2000-2007). Made from T304 stainless steel, a replacement system for the BMW can cost up to £4000. Impressive therefore that the Quicksilver system has a rrp of £1195.20. It is claimed that the system is 6kg lighter than the standard system and can give a power increase of up to 14bhp.

It comes with a 25 year, unlimited mileage guarantee – so you probably won’t be buying another one! If your X5 is blowing, then check out for your nearest distributor.

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