Let's start off with the engine, and then we'll get into the engine's fundamentals. This BMW M4 CSL is powered by the most ...

As well as losing weight wherever possible the CSL has bespoke springs and ... twin-turbocharged straight-six in the engine bay. So, it’s an M4 with just two seats, carbon-ceramic brakes ...

the new M4 CS is positioned between the M4 Competition Coupe and the limited-run M4 CSL, and uses its power and lighter weight - and bespoke chassis setup - to encourage a more emotional driving ...

Ramp up the engine mode and the previously subtle ... BMW’s official Ring lap time for the M4 CS is 7min 22sec (the CSL managed 7min 18sec). The Cup 2 Rs make a huge difference to the ...

The base 430i’s powerplant is a 255-horsepower, turbocharged 2.0-liter four-cylinder engine; the M440i gets you a 382-hp, turbo 3.0-liter inline-six; and the range-topping M4 offers a 473-hp ...

Our comparison will help you prioritize the trims that are right for you. 543.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline Fuel) ...