Built for trucksthat have to worktomorrow.
Duramax, Powerstroke, Cummins. Performance builds, fleet maintenance, and dialed-in repair — done by techs who run diesel themselves.
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- Years on diesel
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- Trucks serviced
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- Quote turnaround
What we do
Six bays. Every diesel discipline.
From bolt-ons to full forged builds — and the boring stuff that keeps fleets rolling.
Performance Builds
Bolt-ons through full forged builds — power that lasts and parts we stand behind.
Turbo & Fuel
Turbo upgrades, injectors, CP3 swaps, lift pumps — fuel systems that don't lie down.
Transmission Builds
Allison, 4R100, 68RFE, 10R140. Stage 1 daily through competition-grade.
Engine Builds
Head studs, ARP fasteners, fly-cut pistons, full forged bottom ends.
Fleet Maintenance
Scheduled PMs, DOT inspections, service contracts, priority bay access.
Diagnostics & Repair
Drivability, cooling, electrical, hard-fault diagnosis — fixed once, fixed right.
Quote Builder
Spec your truck. Pick your services. Hit send.
Our quote builder routes directly to your service advisor with everything they need to come back with real numbers — usually inside two business days.
In the shop
Real work, no shortcuts.
Every build documented. Every fleet truck inspected. Every repair backed up.
Customer Reviews
5-star work, verified by owners.
Real Google reviews from diesel owners, fleet managers, and performance builds.
"Nolan Howell has been taking care of me and my family since day one after we moved into town in 2018. By far the best customer service and most trustworthy company we have ever dealt with! Trucks always come out 100%! Thanks LDP!"
Seth Moore
Customer since 2018
"Longview Diesel Performance delivers exceptional service from start to finish. Their mechanics are knowledgeable, efficient, and take real pride in their work. Quality repairs, honest communication, and quick turnaround times. It's great to see a local diesel shop setting the standard. Highly recommended."
Andy Williams
Google Review
"These guys are the real deal! Great communication, fast turnaround, and top-quality work. You can tell they actually care and take pride in their work. I couldn't be happier with how my car turned out. Highly recommend!"
Allstar Collision
Performance Build
"Bad ass group of guys with a very talented team of technicians — from your every day vehicle, to fleet service, and even performance!"
gatorojo903
Fleet & Performance
Verified Google Reviews · 4.8 ★ · 79+ ratings