EcuTek E-Tuning (Retune for New Fuel)(DE, HR, VHR) Cooling G35 reading and clearing vehicle trouble

reading and clearing vehicle trouble codes

RZG Single Exit Exhaust

* All spring are designed specifically to fit each car for maximum performance

- Stainless T-Bolt Clamps

EcuTek E-Tuning (Retune for New Fuel)(DE, HR, VHR) Cooling G35 reading and clearing vehicle troubleThis item is for if you are wanting to update your EcuTek Etune done by RZG Motorsports. DO NOT PURCHASE THIS IF YOU ARE TUNED BY ANOTHER SHOP WE DO NOT HAVE YOUR FILE TO RETUNE. If you are just adding E85 or any other additional fuel map to your exiting tune please select Only Adding Additional Fuel Map. You will receive a new file with just 1 new fuel map. No updates will be made to your exiting maps to accommodate the change in injector size.(They