Quote:
Originally Posted by Apex Chase
The 3.73s are great in the L99 cars. By upgrading the factory 3.27s in the stock A6 equipped Camaro SS to the Richmond 3.73s you will realize an equivalent torque gain of approximately 15% or 61.5 rear wheel lb.-ft. of torque. As far as bang for your buck goes, there isn't much that can touch a rear end gear swap.
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Any drawbacks?
Obviously there will be a slight decrease in mileage when cruising, but I was reading about some folks getting whine (why would that be?)
Would I need supporting mods for the driveline if I'm pushing, say, 440-500 RWHP?