FREQUENTLY ASKED QUESTIONS

Aside from the tune itself, it includes any necessary TSB ECU updates, VIN registration to the tuning software, future updates to your tune, as well as any adjustments down the line (throttle, re-gear, AGM, non-engine related modifications).

Click here and to see the benefits of a tuning your Toyota/Lexus vehicle.

Your vehicle's battery will be connected to an additional power source to keep the voltage stable while flashing your ECU. We will connect to the vehicle's ODBII port and verify if . After the ECU update we will flash the ECU with our custom tune. After idling the engine for about 5 min you will take your vehicle for a quick drive. This gives you an opportunity to get a feel for the throttle response, and if needed we can adjust the throttle to be either more or less aggressive. In total, please plan for about 30 to 45 minutes.  

Our data shows that the long-term health of your engine will benefit from using high quality fuel from stations such as Mobil, Exxon, Shell, and Sunoco. 

• Naturally aspirated vehicles can utilize 87+ octane fuel

• Supercharged applications must run 91+ octane fuel 

• E85 is currently not supported in our applications

• You can run ethanol free fuel

The ECU ID of your vehicle will remain unchanged and report back as stock.

Please see the Magnuson-Moss Warranty Act, a modification may void the warranty if the dealer is able to prove that it caused the issue. However, we can return the vehicle back to the stock calibration where everything will be as it was from the factory. 

Yes, we retain stock ECU files on hand at all times and can return your vehicle to the factory calibration if needed.

We mainly tune Toyota and Lexus vehicles as the optimal tuning solution can vary with respect to the make and model. Send us a message If you haven't already, please check out our Supported Vehicles page.

Yes, if it's not already updated. This service is included with the tune.

We exclusively offer the latest version of the Overland Torque Tune (OTT) created by Overland Tailor. They are widely renowned as the top calibrators in the country for Toyota and Lexus vehicles.

No, at this time an ECU tune cannot correct speedometer discrepancies created by larger tires. An aftermarket product is required - Hypertech or Rough Country Calibration tool.