Quote:
Originally Posted by LED KING
I wonder what the difference truly would be. I am interested in a L99 with a aggressive exhaust, but I don't want to tune and lose my warranty. I have no idea how bad the drone could be. I have a small drone on my V6 with the MRT 2.0. If it's only that moderate I will be fine. Otherwise it may be a issue
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well most drone from our cars is a deep sounding, humming type sound. i had a GMPP part on my LS3 and it had a drone like that. but the AFM will sound like a 4 banger at droning speeds/RPMs