Your City, UT · Est. Diesel Specialists

NO SHORTCUTS.
NO EXCUSES.
JUST POWER.

Powerstroke, Cummins & Duramax diagnostics, repair, and performance tuning. Built by people who actually drive what they wrench on.

POWERSTROKE • CUMMINS • DURAMAX • DIAGNOSTICS • PERFORMANCE TUNING • ENGINE REPAIR • POWERSTROKE • CUMMINS • DURAMAX • DIAGNOSTICS • PERFORMANCE TUNING • ENGINE REPAIR •
What We Do

Built For Diesel. Nothing Else.

Light-duty diesel is the only thing on our lift. That means no guessing, no generic parts-store diagnosis — just people who know these trucks inside and out.

01

Diagnostics

Powerstroke, Cummins & Duramax specific diagnostics — no shotgun-parts guessing.

02

Engine Repair

From injectors and turbos to full engine work, done by techs who specialize in diesel.

03

Performance Tuning

Tuning and upgrades built to make real power without sacrificing reliability.

04

Bulletproof Diesel Install

Upgraded components like Bulletproof water pumps, installed right the first time.

Performance Parts

Bulletproof Diesel components and more, available in-shop now. Full online parts store landing soon — built right, not rushed.

Ask In-Shop
Shop Info

Come See Us.

Hours

Monday9:00 AM – 6:00 PM
Tuesday9:00 AM – 6:00 PM
Wednesday9:00 AM – 4:00 PM
Thursday9:00 AM – 6:00 PM
Friday9:00 AM – 6:00 PM
SaturdayClosed
SundayClosed

Contact & Location

1278 S 1200 W Unit 2, Your City, UT 84404
(385) 333-4940
@lawlessdieselperformance
Powerstroke • Cummins • Duramax specialists

Let's Get Your Truck Right.

Tell us what's going on and we'll get you scheduled — no runaround, no upsells you don't need.

Request a Quote