What L5P Tuning is right for you?
If you want more power, better performance, and the highest levels of reliability for your 2017-2023 L5P Duramax then you've probably looked into custom tuning. When it comes to custom tuning for your L5P Duramax, choosing the right tune can make a world of difference in your driving experience. At Calibrated Power, we offer a variety of custom tune options designed to meet your needs, whether you’re looking for peak performance, better towing capabilities, or a perfect balance of power and drivability. Let’s break down the differences between our 6 different custom tuning options for the L5P Duramax.
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Ultimate Flexibility – Switch Tunes On-The-Fly
- Instantly switch between multiple power levels while driving
- No need to re-flash or plug in any clunky box
- Fully customizable tuning with over 100+ calibration changes
- Safe for your engine and emissions equipment
- More power and less soot compared to box programmers
The Switchable Custom Tune Pack offers the ultimate convenience and flexibility for your L5P Duramax. With the ability to switch between tunes while driving, you can choose the perfect power level for any situation, whether you're towing, daily driving, or performance driving. No need to carry extra tuning devices or plug anything in—just select your tune and go! Whether you need the power of the Sport Tune or the efficiency of the Light Tow Tune, switching between them has never been easier.
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Peak Horsepower & Torque for the Ultimate Thrill-Seeker
- 595 HP & 1180 ft-lbs of torque
- +150 RWHP + 270 ft-lbs
- Fastest possible acceleration
- Firm shifting
- No dead pedal
- Not recommended for towing - without proper gauges and equipment
If you’re looking for the most aggressive performance tune available, the Sport Tune is built to give you the most horsepower and torque possible for heart-racing acceleration. However, it’s not ideal for towing or everyday use — only for those who want raw power and don’t mind a firmer, more aggressive shift.
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A Perfect Balance of Power and Everyday Driveability
- 545 HP & 1090 ft-lbs of torque
- +100 RWHP + 180 ft-lbs
- No dead pedal feeling
- Most power & torque you can add while maintaining OEM levels of reliability
- Truck feels lighter
- Retains factory turbo-braking functionality
The Street Tune is designed for those who want more power without compromising reliability. It offers a substantial horsepower boost, while maintaining a smooth and consistent power curve that makes everyday driving fun and effortless. Perfect for those who want the best of both worlds: enhanced performance without sacrificing drivability.
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Power and Performance for Towing Light Loads (Up to 8,000 lbs)
- 525 HP & 1054 ft-lbs of torque
- +80 RWHP +144 ft-lbs
- Smooth power curve
- Air-Fuel Ratio limits built-in
- Designed to tow <8,000 lbs.
- Factory turbo brake retains complete functionality
The Light Tow Tune is ideal for those who need extra towing power, but don’t plan on hauling massive loads. It’s perfect for light to moderate towing, like smaller trailers or boats, and ensures you can accelerate quickly without stressing the engine. With SMART EGT Control and power curve optimizations, your truck will tow effortlessly while keeping everything running smoothly.
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Optimized for Towing Heavy Loads (Up to GVW)
- 485 HP & 982 ft-lbs of torque
- +40 RWHP + 72 ft-lbs
- Increase power, not EGTs
- Air-Fuel Ratio limits built-in
- Designed to tow up to GVW
- Factory turbo brake retains complete functionality
The Heavy Tow Tune is tailored for those who regularly haul large trailers or equipment. This tune increases power without pushing EGTs into unsafe levels, ensuring your engine runs efficiently and safely under heavy towing conditions. It also offers more usable power in all driving scenarios, helping you manage large loads with ease.
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Slight Revisions to Factory Calibration for Basic Performance
- Slight change to stock calibration
- No increase of peak power
- Great for when someone else drives your truck
The Optimized Stock Tune is perfect if you want a slight revision to your factory settings, but don’t need the full performance boost. It’s often used for troubleshooting or for when others need to drive your truck, providing a safe, stock-level experience with minor adjustments for better drivability.
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