XAT ECU Re-Map for IS300, 3UZ and Newer LS430 SC430 GS430 2002+
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XAT ECU Re-Map for IS300, 3UZ and Newer LS430 SC430 GS430 2002+


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Please note this remap service. You will need to send in YOUR ECU that we will modify for you. Please note we cannot offer this service for 2001 model year IS300s

Remap service is available for any 3UZ ecu, as well as any GR and UR and some others SUCH AS THE IS300 2JZVVTI!!!!. Achieved are:

Zero trouble codes for downstream O2, cat converters, EVAP system
Quicker a/t shifts
Modified a/t shift points vs speed and accelerator pedal (quicker downshifts in particular)
Up to 10% power and torque gain guaranteed for any 3UZ engine (95 or 98 octane)
No speed limit

In stock (1000 items available)
  • $175
Qty:  
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  • Weight
    2 lbs
  • SKU
    UZRemap
  • ECU Sourced From
    IS300, LS430, GS430, SC430
  • Transmission
    Staying automatic, Converting to Manual
  • SUB O2/EVAP/CAT TROUBLE CODE REMOVAL
    Yes, No
  • Fan Temp Switch On
    Lower to 196*F, Keep stock at 205*F
  • Linear/Improved Throttle Response
    YES!!, No
  • IMPROVED FUEL/TIMING MAP/IMPROVE SHIFT POINTS
    YES!, No
  • ENGINE AND TRANSMISSION CHANGES (CHANGES CAN BE TIED TO ECT SWITCH MODES AND SNOW MODE
    Normal, ECT Power, Snow
  • Speed Limit
    Take it off!, Keep it in place
  • Rev limiter
    Factory 6500, 6700, 7000, 7250 (recommend heads/cams/springs), 7500 (recommend heads/cams/springs)
  • Remove Immobilizer
    Yes, No
  • Intended Chassis
    Swapping into other chassis, Using this in a 2001-2005 SC430, Using this in a 2006-2010 SC430, Using this in a 2000-2004 LS430, Using this in a 2005/2006 LS430, Using this in a 2000-2004 GS430, Using this in a 2005/2006 GS430, Using this in a 2002-2005 IS300

Most product ships from either the manufacture or largest wholesale location to pass the saving to you. Most orders will ship via UPS, as we will be able to provide the best rates and have had the least issues when using UPS.


IF YOU DO NOT LIKE THE AUTOMATED SHIPPING CALCULATOR'S RATES, PLEASE CONTACT US AND WE CAN GET YOU A BETTER ONE! Especially for anyone outside the USA, please contact us with a list of parts you'd like to order, and where you are located.

We accept the following payment methods:

Also Venmo and unmarked nonsequential dollar bills

Make Model Year Engine