99-04 JEEP GRAND CHEROKEE WJ 4.7L TUNE ServiceNumber_12606126 4L Shelby 57 RWHP 39

4L Shelby 57 RWHP 39 ft-lbs

Module / primary service number: 12642927

THERE WILL BE NO NEED TO HAVE ANY ADDITIONAL RELEARNS DONE ON THE VEHICLE

THIS IS A SERVICE WHERE YOU SEND YOUR ECM TO US

99-04 JEEP GRAND CHEROKEE WJ 4.7L TUNE ServiceNumber_12606126 4L Shelby 57 RWHP 39THIS IS A SERVICE FOR PROGRAMMING YOUR ENGINE COMPUTER. You will send us your computer for us to perform the service. If you are in need of a computer please contact us or check our inventory. In almost all cases we will be able to set you up with one even if it is not listed on our website just give us a call or shoot us an email and we can get you more information. Some of the many things that we can adjust include: Performance Programming for