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Old 01-23-2013, 11:32 AM
Kzang Kzang is offline
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Location: Northern NJ
Join Date: Apr 2006
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Mein Auto: 2015 X5 ///Msport 35i
Originally Posted by kanar200 View Post
the reason is that it would be probably single turbo and 35d is double/twin-turbo (whatever the name), 35d US spec was downgraded in terms of power in comparison to Euro spec; 40d is double/twin-turbo and has 306 BHP right now, it is likely it will be more powerful in 2013/2014
In this case having two versus one turbo does not mean more means better.

The N54 engine was a parallel twin-turbochargers while the N55 is a single twin scroll turbocharger. Both engines produced same output but the N55 was more fuel efficient, lower emissions, less turbo lag.
2015 X5 Msport Space Grey
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