We know you're curious. All it takes to find out which of these 3.0-liter, twin-turbo-powered 3 Series variants came out on top is to scroll down below and watch. You know what to do.

The Alpina B3 Touring is extremely fast, yet combines everyday comfort with understated looks (especially compared with the BMW M3 Touring). This is one of the best examples of tuning firm Alpina ...

the D3 S retains the 340d’s 3-litre twin-turbo diesel unit, albeit with a new map for the ECU to lift power and torque to 350bhp and 538lb ft respectively (up 15bhp and 22lb ft). Alpina also ...