4JJ1 RC COLORADO CUSTOM ECU FULL RETUNE
 
With tuning the factory ecu we can remove if you are having problems with
EGR VALVE (CAN TAKE OFF CAR OR UNPLUG)
MAP SESNOR DELETE (NO NEED TO USE THE MAP SENSOR)
BOOST CONTORL DELETE (IF RUNNING A BOOST CONTROLLER OR ACTUTOR) 
THROTTLE BODY DELETE
FULL FUEL TABLE RETUNE 
SPEED LIMITER REMOVED 
 
PLUS SO MUCH MORE 
 
this is great for people towing or chasing the 300+ HP mark 
 
You can send us your ECU to be tuned (TO YOUR SPECS OR REQUESTS)
 
THIS IS FOR GM ECU ON (LIKE IN PHOTO)