Quote:
Originally Posted by J-Spec Dan
you have an N54, twin turbo straight 6.
N55 is a single turbo straight 6
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Quote:
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Originally Posted by mashimarho
N54 2007-2010 AND 335is
N55 2010+
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^^^This
The slight marginal benefit of the Mr.5 Intake is honestly only noticeable on highly tuned rides and for road course tracking where the high temps inside the engine bay become an issue. If you read through his logs and tests comparing these it's really negligible IMO and I had the materials to build his setup at one point.