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2877 Carrollton - Villa Rica Hwy
Carrollton, GA 30116
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Osiris Engine Management Mail In Flash Service



Now you can send in your ECU to Z1 for a one time Osiris Tuning reflash.  The Osiris tuning will allow your car to unlock maximum power from your mods and lets you get your money's worth from all your performance upgrades. 

Once received, we will reprogram the ECU with a new file that is customized to your needs. We attempt to complete return shipping within 48 hours of receipt in most cases. Please be sure to ship with a traceable method to ensure delivery and feel free to call us once delivered to ensure a quick turnaround.

Parameters that we will tune include:

  • Up to 5 Maps on cruise control equipped vehicles
  • Idle RPM
  • Speed Limiter
  • Electronic Throttle Control to achieve Wide Open Throttle at all speeds.
  • Rev Limiter
  • DTC disable
  • AFR Targets
  • Fuel Compensation
  • Ignition Timing Advance
  • Cam Phasing for equipped vehicles.

In house tuning is also available, please contact John in service for details or to set up an appointment.  service@z1motorsports.com or 770-838-7777 ex 311

Please download and print off the required tuning spec sheet from this link and include it with your ECU.



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Turn in Cores for Z1 Store Credit.
With over 100 parts cars, Z1 Motorsports has the largest selection of used Z parts on the planet. Motors, Transmissions, body parts, down to trim pieces, nuts, and bolts. Our used parts ship daily all over the world.

E-mail parts@z1motorsports.com or call 770-838-7777 for all your used parts needs.

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