BMW's inline-six engines are loved among fans and have been around since the company's start, but only a select few can take ...

As well as losing weight wherever possible the CSL has bespoke springs and electronically adjustable dampers, rides 8mm lower and rose joints replace much of the rubber in the rear axle.

Even for a company that employs so many people rocking fast footwear, BMW Motorsport’s launch of a lightweight E46 M3 back in 2003 – the now iconic and appreciating CSL – was big news.