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Find controller-matched calibration files, tuning and diagnostic services, and practical garage tools in the live DD84 Shopify store. Prices, availability, fulfillment and policies are shown on each current listing.
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Unsure which ECU, file or service fits? Begin with a human-reviewed readiness check.
Check my buildCalibration files
Choose by controller family and read the prerequisites before checkout.
Browse matched filesTuning services
Remote and in-person paths for supported builds, with scope confirmed after review.
View servicesQuestions and fabrication
Describe your vehicle or fabrication project and DD84 will route the inquiry.
Contact DD84A base calibration is a defined starting product. Controller access, credits, unlocks, hardware, stock reads and data logs may be required. Verify current details on the live listing.