Mail In UpRev Reflash Service - Send in your ECU

Whether you are normally aspirated with bolt ons or turbocharged, with over 300 ROM tunes in our library we can make your Nissan run faster and make more power. We have logged 1000+ dyno pulls with different mod combinations.

Send your ECU to 2JR, and in 24hrs (1 business day) we will ship back to you a Uprev/2JR tuned ECU.

Ship to:
2J-Racing
1685 Redi Rd
Cumming GA 30040


Parameters that we will tune include:
Idle RPM
Speed Limiter
Electronic Throttle Control to achieve Wide Open Throttle at all speeds.
Rev Limiter
DTC disable
AFR Targets
Fuel Compensation (for NA or Turbo cars)
Ignition Timing Advance
Cam Phasing