Originally Posted by alpinelegacy
So, if 2.25" gives you more low-end torque than a 2.5", what would the pluses/minuses or going to a 2" system?
@Chi_San - do you know what exactly differs between the EJ251 and the EJ253?
Stock diameter is 1 7/8" so going to 2.0 will not yield much of a difference.
I have a custom 2.25"MP+WRX axleback and my RS has a little more pep.