features Eliminates excessive on-center steering wheel "play" Eliminates pump overheating Increased Torque Output turns 35" and larger tire sizes Improved turning capability when locking differentials are engaged KIT INCLUDES 07-18 Jeep JK/JKU BIG BORE XD Cylinder Assistâ„¢ Steering Gear 3.6L High Performance Power Steering Pump Kit notes Using the Factory or the PSC supplied bolts with a Synergy MFG Track Bar Brace could result in steering gearbox case failure. The larger size of the BIG BORE XD2 Steering Gearbox may prohibit the use of some aftermarket track bars.