Still Need Help?
Our diesel specialists can usually resolve any issue on one call.
Tune Calibration
Submit Your Vehicle Info
Please fill in the form below to submit your vehicle information to our specialized tuners. Once the custom calibration is created for your vehicle, we'll send you the tune file via email.
Hours of Operation
You can place orders online 24/7.
Dynamic Diesels support is open 8 AM–4 PM PST / 11 AM–7 PM EST.
Monday–Friday, except Canadian holidays.