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      07-21-2012, 11:30 PM   #61
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Drives: 2013 335i M-Sport
Join Date: Aug 2010
Location: Phoenix, AZ

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Quote:
Originally Posted by omar_liendo View Post
It looks great but I have always been skeptical about these sort of devices. Have a lot of you guys install them? Do they void the warranties? Can it really mess the car up?
Bad tune can blow a motor (very rare), or be blamed for other engine/drivetrain problems by your dealer and then denied warranty coverage. It's a risk; many uninstall tunes when taking it in, some don't care. Every dealer is different with how they handle it.