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Precision Tuning for Heavy-Duty Engines

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Agriculture

Construction

Municipal

Motorhomes

Marine

Professional upgrades for your diesel equipment

At Shamrock Diesel Tuning we specialize in high-end ECM tuning solutions for commercial, agricultural, and industrial diesel equipment. Our reputation is built on precision, integrity and a relentless pursuit of perfection.
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We don’t deal in shortcuts or copy-paste calibrations. Every tune we deliver is the result of hundreds of hours of development, testing, and refinement, backed by deep technical knowledge and a genuine passion for doing things the right way. From fault-code handling and derate strategies to fuel economy optimization and performance enhancement, we fine-tune every parameter with purpose.

Emissions Tuning

Discover unstoppable power and unmatched efficiency without compromising on cleanliness and compliance for your rig
  • More power, less fuel
  • Smoother engine response
  • Reduces soot and buildup
  • Extends engine life
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Shamrock Diesel Factory Programming

Performance Tuning

Rev up your truck to the next level with unrivaled power, increased torque and an unstoppable ability to haul things
  • Max out towing & hauling power
  • Snappier throttle response
  • Boosts acceleration on & off road
  • Unlocks more muscle for any job
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Factory Programming

OEM-level updates and flashes to keep your engine running just the way the factory intended.
  • ECU cloning services
  • Factory reset flashing
  • Backdoor ECM access
  • In-shop & remote
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Shamrock Diesel Performance Tuning
Shamrock Diesel ECM Diagnosis & Recovery

Diagnostics & Recovery

Rapid fault-finding and resets to get answers, clear codes and get back on the road.
  • Pinpoint system issues
  • Fix bad programming
  • Calibration analysis
  • Clear fault codes
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Benefits of diesel tuning

1. Better Performance, Instantly

Experience a noticeable boost in horsepower and torque with your engine working smarter, not harder.

2. Fuel Savings That Add Up

Get more mileage from every tank. Smart tuning means less wasted fuel and more money in your pocket.

3. Smoother And More Reliable

Say goodbye to sluggish starts, flat spots, and unexpected shutdowns.

4. Extend Your Engine's Life

Reduce unnecessary wear and tear by protecting vital components.

Get Started Today

Ready to unlock your truck’s full potential? Book a consult and discover how much more your diesel can do.
  • 1-877-290-2492
Shamrock Tuning White Duetz-Fahr Tractor

Rev Up Your Diesel Performance

Professional diesel engine tuning isn’t just for racing, it’s valuable anywhere diesel engines are core to performance, efficiency or cost savings.

Transport & Logistics

A little savings goes a long way in transportation
  • Semi-Trucks
  • Delivery Vans
  • Box Trucks
  • Long Haul
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Agriculture & Farming

Take your savings off-road for your whole fleet
  • Tractors
  • Harvesters
  • Implements
  • Grain Trucks
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Construction & Mining

Brilliant upgrades for extreme equipment
  • Excavators
  • Bulldozers
  • Wheel Loaders
  • Cranes
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Municipal Services

Keep the city humming with an efficient fleet
  • City Buses
  • Street Sweepers
  • Snowplows
  • Maintenence Trucks
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Motorhomes & RVs

Get the most out of your vacation vehicles
  • Motorhomes
  • Motor Coaches
  • Camper Trucks
  • Diesel Generators
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Marine Operators

Improved performance on the water
  • Fishing Boats
  • Cruisers & Yachts
  • Ferries & Workboats
  • Container Ships
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DPF Deletes Done Right

Rev up your diesel engine's performance with DPF Deletes from Shamrock Diesel Tuning! Eliminate pesky clogs, increase fuel efficiency, and unleash more power all while reducing maintenance costs.
Shamrock Diesel Factory Programming

More Power

Shamrock Diesel ECM Diagnosis & Recovery

Lower Costs

Precision diesel engine emissions tuning

Longer Lifespan

Precision diesel engine emissions tuning

Fuel Savings

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Calgary's Trusted Specialists

The Shamrock Shop

Browse our online shop for diesel tuning software, tools, and hardware. Click through to see what’s available for your shop and workflow.
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Shamrock Tuning Academy

Professional Heavy-Duty ECU Training for North American Tuners
Hands-on, real-world calibration training for commercial trucks, construction equipment, and agricultural machinery. Designed for beginner and intermediate tuners who want a deeper, structured understanding of how modern diesel ECMs truly work.
Discover The Academy

Become A Dealer Today

Unlock premium rates on services and gain access to our exclusive private tuning library by joining the Shamrock Dealer Program. Enhance your offerings and stay ahead in the industry with our comprehensive resources.
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The Complete Fleet

Optimize your fleet's performance and efficiency with our expert diesel tuning services
At Shamrock Diesel Tuning, we specialize in enhancing power fuel economy, reducing maintenance costs, and improving the longevity of your vehicles. Trust us to keep your fleet running smoothly and reliably.
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Maximize Uptime

Keep your trucks on the road and earning revenue.
  • Eliminate recurring DPF regeneration downtime
  • Reduce unexpected breakdowns with diagnostic tuning
  • Faster turnaround times on service appointments

Lower Operating Costs

Every gallon and every hour counts in fleet operations.
  • Improve fuel economy by up to 15-20% with custom tuning
  • Reduce DEF consumption and related expenses
  • Minimize costly DPF replacements and regeneration cycles

Performance You Can Measure

Power and reliability that impacts your bottom line.
  • Increased horsepower and torque for heavy hauling
  • Smoother power delivery reduces drivetrain wear
  • Custom tuning tailored to your specific routes and loads

Ready to level up?

Your engine deserves it
Get Started Today

Shamrock Diesel Tuning Inc.

Calgary · Canada
1-877-290-2492
403-995-7621
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Open Monday to Friday:
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