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      12-14-2013, 03:48 PM   #84
Savory
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Drives: You Insane
Join Date: Sep 2013
Location: Azusa, Ca

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Quote:
Originally Posted by solstice View Post
The N54 gains about 80 hp with a 20-22psi ( 12 psi above stock ) tune according to this chart:

http://www.e90post.com/forums/showthread.php?t=374508

Not seeing how say 4psi would add the same gains on the S55.

Btw do you know if the S63TU tune requires euro 100 octane to reach 700 hp?
We only have 91 octane here in Cali, and this M5 with a tune/exhaust is pretty much 700 at the crank.

http://f10.m5post.com/forums/showthr...highlight=dyno
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BSM E53 X5 3.0i | Mods: 4.8is Style 168 wheels
1996 MB C280 Sport
2001 E39 M5