BMW N20 vs N26: Same Engine, Different Emissions — Does It Matter?
Park two 2013 BMW 328i sedans side by side and you will not spot a difference under the hood — same 2.0-liter turbo four, same 241 horsepower. But read the emissions label and one says ULEV while the other says SULEV. That one-word difference is the whole story behind the bmw n20 vs n26 debate:…
