RemappingData.com is an independent and unbiased provider of typical performance gain estimates across around 900 vehicle models and over 7,500 engine variants. All published gains represent typical averages observed across the tuning industry and are not guaranteed. Actual remapping results vary based on vehicle mechanical health, fuel quality, dynamometer calibration, and file supplier calibration strategies. We actively maintain our database; constantly checking and updating the data and website to make sure all ECU / Engine remap gain data is correct. If you represent a file supplier or specialist tuning service and have verified data indicating our typical figures differ significantly for a specific make, model, or engine, please contact us to submit your data for review.
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