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.
Affalterbach’s flagship GT range now begins with a four-cylinder, lifted straight from the A45 hot hatch. It might have reasonable performance on tap,…