Quote:
Originally Posted by mblaucoupe135
I have a 335is, which I love. However, I was curious about one thing that I was hoping someone could shed some light on for me. The car has the same n54 engine as the 1M and z4 35is, but both those cars have 335hp and mine only has 320hp. So I'm curious as to why the difference in hp?
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The pre 2010 335i also has the N54, but it only puts out 300hp and 300lb/ft. It's all about tuning. The N54 is capable of putting out around 380-400hp just by messing with the plugs. BMW can't have their high end base models outperforming their M cars now can they?