Originally Posted by sorrowfulkiller
The problem is the case is 2 peices and doesn't have good mounting areas (for lack of a better term) inside the transmission, so what happens is the more power you have the more the transmission casing is going to flex out of spec, this will basically stiffen up key parts of the case to improve the amount of flexing.
Very nice explanation. In a nutshell the product will increase case rigidity to help improve gear engagement when under load. The product is designed to be a cost effective way help minimize 5 speed transmission failures with stock or aftermarket gearsets.