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      03-22-2013, 07:38 AM   #19
Jamesons Viggen
Brigadier General
United_States
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Drives: '98 M Roadster stg 2+ S/C
Join Date: Jul 2012
Location: Rochester Hills MI


Posts: 3,565
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Quote:
Originally Posted by krnnerdboy View Post
I used nos octane booster(offroad formula only) on my n55 x5 stage 1to boost at race gas levels. The formula is probably good for 3/30 points for octane. I didn't have any detonation on my x5 at those settings.
Be careful with those. Independent testing showed those bottle treatments do not boost octane to anywhere near what is claimed. Like 104 Octane boost only raised 93 to something like 94.5 lol.
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'98 M Roadster stg 2+ S/C @ 13psi(cracking 500hp this summer) +'13 EBII M Sport 328i 6mtFOR SALE