Engine Diagnostics & Repair
Advanced diagnostics with professional-grade tools. We pinpoint issues fast — from check engine lights to complete engine overhauls.
Tool, Texas
Your Diesel Deserves Better Than Good Enough.
We're not just another shop. We're diesel specialists who treat your truck like our own — from routine maintenance to performance builds that actually move the needle.
15+
Years Experience
100%
Satisfaction Rate
304
Sunset Dr, Tool TX
Same-Day Service Available
Call to check availability
What We Do
Services Built Around Your Diesel
Whether it's a power stroke, cummins, or duramax — we speak diesel fluently.
Performance Tuning
Unlock your truck's true potential with custom tunes, chip tuning, and ECU programming that deliver real horsepower and torque gains.
Preventive Maintenance
Oil changes, filter replacements, fluid flushes, and scheduled service that keeps your diesel running smooth and your warranty intact.
Transmission Service
From fluid changes to full rebuilds. We handle all major diesel transmission brands with precision and care.
Fuel System Service
Injector cleaning, fuel pump repair, and diesel particulate filter services. Keep your fuel system clean and efficient.
Brake & Suspension
Heavy-duty brake service, rotor resurfacing, and suspension work built to handle the weight and demands of diesel trucks.
15+
Years of
Expertise
Expertise
About Us
Certified Diesel Technicians
Transparent Pricing — No Surprises
State-of-the-Art Diagnostic Equipment
Locally Owned & Operated
Get in Touch
More Than a Shop — Your Diesel's Home Base
Frog Diesel Performance LLC was born from a simple belief: diesel trucks deserve mechanics who actually care about the engine, not just the paycheck. Located right here in Tool, Texas, we've spent over 15 years building a reputation for honest work, fair pricing, and results you can feel.
We specialize in Power Stroke, Cummins, and Duramax engines — the kind of trucks that work as hard as you do. Whether you need a quick oil change or a full performance build, we treat every vehicle like it's our own daily driver.
Why Choose Us
The Frog Diesel Difference
We've earned the trust of diesel owners across the Tool area — here's what sets us apart.
01
We Listen First
Every repair starts with a conversation. We want to understand your driving habits, your concerns, and your goals before we touch a wrench.
02
Honest Assessments
We'll tell you what your truck actually needs — not what's easiest to sell. If something can wait, we'll say so. If it's urgent, we'll explain why.
03
Quality Parts, Fair Prices
We use premium parts and OEM-equivalent components. No cheap shortcuts, no inflated invoices — just honest work at fair rates.
04
Built for Diesel
While other shops dabble, we focus. Diesel is our language. From fuel systems to turbocharging, we speak it fluently.
Ready to Give Your Diesel the Care It Deserves?
Stop by our shop on Sunset Drive, give us a call, or send us an email. We're here to help — no appointment necessary for estimates.
Contact Us
Let's Talk About Your Truck
Have a question or need a quote? Reach out however works best for you — we respond fast.
Visit Us
304 Sunset Dr
Tool, TX 75143-8762
Call Us
(972) 515-7479Email Us
frog.diesel.repair@gmail.comSend Us a Message
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