Use CHAT feature anytime or Call Us ( 3pm - 7pm CST)
Have questions about custom tuning
or parts for your diesel?
Request a call from our sales team and we’ll walk you through options, pricing, and recommendations — so you get the right performance the first time. Because we only work with qualified pros, our staff is small, and we don’t want to miss your call while helping other customers.
Let us know what time works best for you, or check out our FAQs and Resource pages for instant answers.
This is only for Sales call, not dealer or tech support. For those, visit: Dealer Application / Tech Support
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FAQs
Questions about products, services, shipping, and more? Check out our FAQs.
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Tech Support
Issues with your tune? Fill out a tech ticket and our team will be with you ASAP!
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Instructions
Looking for step-by-step instructions for your recent purchase? We've got you covered.