Trust the Pros With Your Vehicle

Schedule a visit with our diesel truck mechanic in Rock Hill, SC

You take pride in your powerful, eye-catching truck. We want to help you be the center of attention. If you need general maintenance or special upgrades, stop by State Line Diesel Performance in Rock Hill, SC, just a short drive from Charlotte, NC. We are a custom truck shop equipped with state of the art equipment and expert diesel truck mechanics.

Our team has over 20 years of experience working with trucks, and our lead mechanic previously worked for Hendrick Motorsports. All of our mechanics work with attention to detail and the drive to deliver great results.

Ready to meet your new favorite crew? Call us at (803) 980-7537 today to schedule an appointment.

Our Services

Let us take care of your vehicle

If you're experiencing engine issues, you can work with our Powerstroke technician for repairs or a full replacement.

Our diesel truck mechanics can also complete your:

Routine maintenance
Heavy repairs
Detailing services
Custom installations

We offer a military & first responder discount for all of our services. Email us to learn how much you'll save when you work with us.

What We Offer

Engine Diagnostics



Maintenance Repair

Details added

Custom Work

Don't worry. We love to talk about trucks too

Whether you want a new train horn or to upgrade your suspension, we're the custom truck shop for you. Our team will work hard to create the build you've always wanted. You'll receive high-quality results that last.

Tell us all about your build ideas by contacting us now.

Our Suppliers

Specializing in 6.7 Powerstroke & Cummins