Torque SolutionUrethane Differential Inserts: Mitsubishi Evolution X MR & GSR 2008+ These Solid Polyurethane bushings are much harder compared to the OEM units. By replacing them with these harder Polyurethane units you are able to get rid of the unwanted slop and flexing of the stock units which allows for the power to go into rotating the tires, instead of flexing the rubber. Giving you better feedback, sharper response, more predictability on throttle input, along with eliminating annoying clunking during hard shifts. Features Eliminates the \” CLUNK \” when shifting hard Reduces wheel hop / traction loss Improved 60fts / e.t\’s 95A durometer bushings Applications 2008-2015 Mitsubishi Evo X What\’s In The Box? UrethaneDifferential Inserts Warranty Manufacturer Limited Lifetime Warranty