final drive gear,does anyone have this done o please let me know good or not

 

Of course its good! But no I don't no anyone that willing to possible viod the warranty with that mod.

 

do you know what its for? not trying to be a dick but if you are asking something like this you may not need it.

 

http://stores.ebay.com/J-Fab-Racing

 

"By changing your final gear ratios, you can experience a dramatic increase in acceleration throughout the rev-range, giving you upto 15% increase in torque at any given speed over the OEM Final Drive."

from j-fab web site