In May 2009, U.S. President Barack Obama announced new
fuel economy standards intended to compel manufacturers to achieve an average of 35.5 miles per gallon across their car and light truck models by 2016.
Not exact matches
So they did, and now — with the Environmental Protection Agency being pressed to set an automobile
fuel -
economy standard of 60 mpg by 2025 — Kuttner
intends to create a consumer version.
Official
fuel economy figures for the
standard M4 stand at 32.1 mpg, with CO2 emissions coming in at 204g / km; the CS produces 33.6 mpg and 197g / km of CO2 and the high - performance M4 GTS emits 199g / km of CO2 and returns 34mpg, but it's unlikely you'll ever achieve if you're driving it in the way it was
intended.
The new engine packs a big punch with slightly better
fuel economy, but if you
intend to tow anything our experts say you're better off sticking with the V6 engine, which comes in
standard or turbo versions.
These
standards were
intended to roughly double the average
fuel economy of the new car fleet to 27.5 mpg by model year (MY) 1985.