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      12-25-2012, 12:31 AM   #4
Alan l.
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Drives: LCI M-Sport 550i
Join Date: Jun 2009
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The way i see it the JB4 still intercepts all the sensor signals regardless. It may not send the command to increase boost but who knows if thats true too. I don't buy everything Terry says to be honest.


2014 LCI 550i M Sport | 3D Design Front Spoiler | BMW Performance Black Grills | BMW Performance Trunk Lip | BMW Performance Diffuser | Painted Reflectors | Wincos 30% Tint | Supersprint Exhaust | ACSSprings | MORR VS8.2 Rims 20x10R and 20x9F | Michelin PSS Tires |||More Photos of my car here|||
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