Mercedes is upgrading the SL with new V6 and V8 engines and revisions to the V12. The SL500 now has a 383bhp 5.5-litre V8 that helps drop the 0-62mph sprint to 5.4sec. The new V6 in the SL350 rustles up 268bhp.
This is the next BMW M3 before you’re supposed to see it, and it’s not electric
The highly anticipated launch of the Neue Klasse BMW M3 is getting closer, and now we’ve had our first look at the petrol-powered model undergoing tes…