Test and Tune Dyno Day

Tennessee Tuned

We are a veteran-owned and operated company that specializes in Duramax and Cummins diesel tuning, as well as Allison and 68RFE Transmission tuning.

For sales inquiries, assistance is available via phone, text, or email.

Phone (call or text): (865)-315-8921 

Email: support@tennesseetuned.com

For support regarding current or previous orders please email us at

Email: support@tennesseetuned.com 

*Please note that all questions regarding current or previous orders must be directed to the support team through email, and include the order number, to ensure accuracy of information and to reduce response times. Any calls made to the sales line regarding assistance with active or previous orders will be directed to the support email and will delay the process.

Like and Follow Us on Facebook and Instagram @tennesseetuned

 

Hours:
Monday-Thursday 9am-4pm EST
Friday-Saturday-Sunday: Appointment Only
Holidays-Closed

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