TCU Upgrades

Already purchased TCU from me in the past? Need an upgrade to SLR or DTM? Want the latest update? Custom changes like an upgrade to 150%-200% valve body tune, wide-open throttle rpm changes, upshift and downshift changes, gearbox learning, torque limits, pressures, torque converter control SLR Version Blue-Top solenoids are mandatory. If you bought TCU second hand from market place or purchased a car with this tcu and you are not original purchaser updates are not free.   Shipping TCU in for upgrade address: Mkultra Electronics 18 N Kent St Kennewick. Wa. 99336 (DO NOT SEND REQUESTING SIGNITURE WITH USPS OR PACKAGE WILL BE SIGNIFICATLY DELAYED AND A SERVICE CHARGE WILL BE ADDED)