Contact LT1 TUNER

We're here to help with your GM tuning needs. If you have questions or want to get started with a tune, please reach out using the info below.

Contact Information

Email: performancess@cox.net

Messenger: Message Steve Devillier on Facebook

Business Hours

As a semi-retired tuner and family man, I balance my time carefully between work and family. Please respect these availability windows:

• Monday – Friday: 10:00 AM – 7:00 PM CST
• Saturday & Sunday: Closed (Family time)
• Holidays: Closed

Please do not message late at night or on weekends. Feel free to send an email anytime, and I’ll respond as soon as possible during regular business hours.