Book a service
Oil changes, diesel repairs, upgrades, and maintenance services.
Enter to win a truck
Every oil change, diesel repair, and performance upgrade earns entries toward the custom rebuild truck giveaway.
Meet the build
This isn't just a giveaway. This is a full-scale performance rebuild happening right here in the Smith Diesel shop.
win the truck
Track every stage of the custom diesel truck rebuild and you could be the lucky winner!
Oil changes, diesel repairs, upgrades, and maintenance services.
EVERY DOLLAR YOU SPEND ON MERCH GETS YOU ENTERED TO WIN
Every qualifying purchase gives giveaway entries automatically.
One lucky winner receives the completed custom diesel build.
enter with services
When your diesel workhorse needs a little TLC or something has gone seriously wrong, Smith Diesel Performance can handle the repair job your truck needs. All while getting entered to win!
These engines are powerful, but when something goes wrong the repair can be complicated. That is where our knowledge and equipment make all the difference.
Auto AC & Heat Repair
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Axle Repair and Replacement
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Belts and Hoses Inspection and Replacement
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Brake Repair & Replacement
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Car Battery Inspection and Replacement
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Clutch Repair & Replacement
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Cummins Repair
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Diesel Engine Repair & Replacement
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A good diesel repair shop doesn’t just fix problems. Sometimes it’s about making your truck run stronger, pull harder, or last longer. Southern Utah diesel truck owners come from miles away to Smith Diesel Performance, not only for repair work, but for the quality aftermarket jobs we take on.
Do you have a lift or leveling kit that needs installation? Need a turbocharger or fuel system upgrade? Our experts can handle it and more, including installing programmers, tuners, cold air intakes, heavy duty lighting, or transmission upgrades.
Whatever the need, we install high-quality diesel truck parts designed to improve horsepower, torque, and efficiency. We also install brand tires built for heavy truck use. Whether you need mounting, balancing, or your tires rotated, our shop has you covered.
If we wouldn’t run it on our own truck, we won’t recommend it for yours. That’s just how we do business.
Our shop may be located in Cedar City UT, but drivers come from all over Southern Utah when their diesel truck needs professional repair.
Customers regularly visit from:
Why make the trip? Because they want a go-to diesel repair shop that knows diesel pickups. Period.
For top-level diesel engine services, trust our SDP team. We are committed to doing the kind of work that keeps customers coming back. Also, most services we offer are covered by a 1-year labor warranty for added peace of mind. When you bring your diesel truck to Smith Diesel Performance, you’re working with a reliable team who genuinely loves what they do.
If your diesel truck needs complete engine diagnostic services, professional diesel repair, or performance services, come see the crew at Smith Diesel Performance. Our shop is conveniently located in Cedar City UT just off I-15, making it easy to find us whether you’re coming from across Cedar City or elsewhere in Southern Utah.
From routine repair to serious diesel engine repair, we’re proud to be the one-stop shop diesel owners rely on. Give us a call, contact us via our site form, or visit the shop and see why so many local drivers trust Smith Diesel Performance for their diesel truck repairs.
Frequently asked questions
We service domestic diesel trucks, including Ford Power Stroke, GM Duramax, and Dodge Cummins platforms.
Smith Diesel Performance is located in Cedar City, Utah.
Yes. We handle oil changes, filters, inspections, diagnostics, and regular diesel truck maintenance.
Common issues include injector problems, turbo failure, fuel system faults, hard starts, leaks, and warning lights.
Contact the shop for current alignment service availability and scheduling.
Service timing depends on mileage, use, and manufacturer recommendations. Work trucks may need shorter intervals.
Ask our team about current payment and financing options for qualifying repairs.
Diesel trucks need specialized diagnostics, tools, and platform knowledge to repair them correctly.