Evolve Automotive on MSN

BMW Z3 M coupe S54 engine dyno power test

The BMW Z3 M Coupe equipped with the S54 naturally aspirated inline-six engine combines a compact sports car platform with ...
Evolve Automotive on MSN

How much power can headers add to this BMW Z3 M Coupe?

The BMW Z3 M Coupe gets a Supersprint exhaust header upgrade as we explore what difference it can actually make to the S54 engine. From fitting the new hardware to putting the car on the dyno, this ...