BMW 3-Series (E90 E92) Forum - View Single Post - Advice: Doing Meth with Cobb or go back to JB4? Arizona

hemi to e90 · 09-14-2013, 11:39 AM

u stack with cobb, i tried that with my jb4 and a cobb tune and i wasnt pleased.

the jb4 with meth, its been flawless in my experience, and headache free.

09-14-2013, 11:39 AM	#2
hemi to e90 dat boost doe 238 Rep 1,823 Posts Drives: 10 335i 21 740li Join Date: Aug 2005 Location: nyc iTrader: (1)	u stack with cobb, i tried that with my jb4 and a cobb tune and i wasnt pleased. the jb4 with meth, its been flawless in my experience, and headache free. __________________
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