Diesel ECM Specialists

More Power - Less smoke

No compromise Precision ECM Tuning.

Custom diesel calibrations for equipment, trucks, and commercial fleets. On site or remote service. No shop visit required.

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ECMs Tuned
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Years Experience
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Platforms
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States Served
popular Support:CUMMINSDURAMAXPOWERSTROKEDETROITMACKVOLVOPACCARINTERNATIONAL
What We Do

Services

ECM_REMAP

ECM Remapping

Full ECM calibration for power, torque, and fuel efficiency gains. Custom maps built to your engine spec and use case.

All makes & models
DPF_DELETE

DPF / EGR Solutions

Delete or bypass emissions hardware for off-road and competition use. Full delete tunes available for supported platforms.

All makes & models · Off-road use only
FLEET_TUNE

Fleet Calibration

Standardized tune packages for commercial fleets. Consistent performance, reduced fuel costs, and extended service intervals across your entire fleet.

All makes & models
PERF_TUNE

Performance Tuning

Competition and sled-pull tunes for maximum output. Dyno-verified maps with aggressive fueling, timing, and boost targets.

All makes & models · Custom builds
DIAG

Remote Diagnostics

Full ECM read and fault analysis via remote connection. Identify issues before they become expensive repairs.

All makes & models · Nationwide remote service
STOCK_RESTORE

Stock Restore

Return your ECM to factory calibration. Full stock file restoration with original VIN and calibration data preserved.

All makes & models
Why WV Tunes

Built Different

Remote-First

No shop visit required. Send your ECM file, get a custom tune back — fast.

Platform Depth

We specialize in diesel ECM systems. Not a generalist shop — a specialist.

Data-Driven Maps

Every tune is built from real dyno data and field-verified calibration files.

Nationwide Coverage

Serving personal truck owners and commercial fleets across all 50 states.

Process

How It Works

01

Contact Us

Tell us your truck, engine, and goals. We confirm compatibility and quote the job.

02

Read Your ECM

Using your existing hardware or a loaner cable, we pull your stock ECM file remotely.

03

Build Your Tune

We build a custom calibration file to your spec — not a generic off-the-shelf map.

04

Flash & Verify

File is delivered and flashed. We follow up to confirm performance and make adjustments.

Ready to Tune

Unlock Your Engine's Potential

Whether you're pulling a sled, hauling freight, or just want more out of your daily driver — we build the tune to match.

What's Included

Custom calibration file — not a generic map
Full ECM read and baseline analysis
Platform-specific fueling and timing optimization
Post-tune follow-up and revision support
Stock file backup stored on file
Nationwide remote delivery
WV Tunes

Precision diesel ECM tuning for equipment, trucks, and commercial fleets. Nationwide remote service.

Contact

[email protected](304) 203-7449
698 Gibson St.
Tunnelton, WV 26444
Nationwide Remote Service

Popular Supported Platforms

CumminsDuramaxPowerstrokeDetroitMackVolvoPaccarInternational

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