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      11-17-2012, 04:29 AM   #21
persian54
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Drives: SL550. Prev: E93 M3/335i/Z435i
Join Date: Jun 2009
Location: The Valley, SoCal

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Quote:
Originally Posted by kiwi29 View Post
Lol they wanna be jerks to people who aren't hardcore with the race gas
Is 100 oct safe for a stock motor internally?
Not sure on a N52 but it's better for a N54.

Higher octane, as long as it's not lead base (i.e. 110 octane), is generally (M3, N54, GTR, Porsches, etc) better for the engine.

More power + better MPG too (lol)
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