Need more performance, comfort, or hauling from your truck? Tall City Diesel Services offers tailored modifications to meet your needs, keeping your truck performing well. Whether you fleet manage or drive solo, our team comes to you — ready, experienced, and dependable.

Mobile Truck Modification Services Built Around Your Needs In The Permian Basin
Your truck is your livelihood — so any modification needs to be done right the first time. Our mobile team performs on-site truck modifications that are focused on performance, practicality, and durability. Every service we offer is backed by years of hands-on experience working with heavy-duty diesel equipment and the challenges of Texas driving conditions.
We perform modifications that improve reliability, power, and comfort without compromising safety or compliance. From lift kits and suspension adjustments to electrical or lighting enhancements, we make sure each upgrade works seamlessly with your truck’s existing systems.
Our most common modification services include:
- ECM and performance tuning adjustments
- Suspension modifications and ride-height adjustments
- Custom lighting and electrical system enhancements
- Exhaust and air system upgrades
- Towing and load-support improvements
When you need precision and reliability, you can trust that every modification will be handled with attention to detail and pride in workmanship.
What Makes Us Different
At Tall City Diesel Services, respect and honesty come first. We talk to our customers like friends and stand behind every job we do. If something isn’t right, we’ll make it right — no questions asked. That’s a promise we live by.
We operate with two fully equipped mobile service trucks, which means we come to your job site, lot, or roadside location — anywhere within the Permian Basin. Our goal is to save you downtime, eliminate towing costs, and get you back on the road faster.
We believe in good, honest work and doing the job right the first time. Whether you need a small adjustment or a full system upgrade, our technicians handle every task with professionalism and integrity.
Contact Us About Specific Truck Modifications Now: Call 940-435-4925!
Need truck modifications you can depend on? Contact Tall City Diesel Services today at 940-435-4925 for prompt, professional, and mobile service. We’ll come to you and make sure your truck is ready for the road ahead.
FAQs
What Areas Do You Serve?
As well as Midland, TX, we proudly serve Pecos, TX; Odessa, TX; Big Spring, TX; Colorado City, TX; Fort Stockton, TX; Denver City, TX; Hobbs, NM; Eunice, NM; and Andrews, TX. Our mobile units cover the Permian Basin, offering reliable, on-site service for owner-operators and fleets. Wherever you’re working, we’ll bring the tools and expertise directly to you.
Can Modifications Affect My Truck’s Warranty?
Yes, some modifications — especially performance or tuning-related ones — may affect a manufacturer’s warranty. It’s always best to check your warranty terms before proceeding with any upgrades. We’ll discuss all options with you beforehand and recommend safe, compliant modifications that protect both your equipment and your investment.
How Long Does It Take To Complete A Modification?
The timeline depends on the type of modification and your truck’s setup. Basic services like lighting or accessory installs may take only a few hours, while suspension or tuning modifications can require more time for testing and adjustments. Before starting, we’ll give you an accurate estimate so you can plan your schedule confidently.
Ready To Upgrade Your Truck?
If you’re ready to get more out of your truck, contact Tall City Diesel Services today at 940-435-4925. We’re available 24/7 and travel anywhere within the Permian Basin to provide dependable, mobile modifications that work as hard as you do.





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