Switch on the Fly Tune Only Duramax L5P (2017-19)
In stock
Sku: MO-116003000102
Get ALL FIVE Switch on the Fly tunes - light tow, heavy tow, sport economy, and race, plus a base stock tune for your 2017, 2018, 2019 Chevy Silverado or GMC Sierra. Hardware and credits are optional (if you already own them), but required to perform ECM tuning.
Choose tune only, or add the ECM Exchange, Upgrade or Purchase option and more. See details.
From $1,749.99 CAD
To $6,619.92 CAD
Switch On The Fly (5 Tunes)
Switch between Light Tow, Heavy Tow, Sport Economy, Race or Base Stock (described below inclusions). Switch tunes right from your steering wheel.
Required Options *
* (required for ECM tuning, only optional if you own them already)
ECM Upgrade Service (Engine Control Module)
- Remove your ECM and ship to HP Tuners. Will not be able to drive the vehicle since the ECM will be removed
- This option offers a direct servicing of your current ECM. You send it in, HP Tuners gets it ready for tuning, and sends it back
- Once re-installed you can flash our tunes
- No IMMO or Crank Relearn required
- Complete instructions how to remove your ECM carefully to avoid damage, ship, and re-install the modified ECM
ECM Exchange Service (Engine Control Module)
- Send in an L5P ECM core to be modified
- Once re-installed you can flash our tunes
- This option requires doing the IMMO and Crank relearn
- Complete instructions how to remove your ECM carefully to avoid damage, ship, and re-install the modified ECM
Modified ECM Purchase (Engine Control Module)
- We ship a modified unlocked ECM within 48 hrs
- Allows continued use of your truck vs removing & shipping your existing ECM
- Keep your original ECM if you ever trade or need dealer servicing
- No core purchase required
HP Tuners MPVI2 Hardware
- Bluetooth, Expansion Port, Mobile Device Support
- Read your engine, Write our tested Tunes, Drive better
- VCM (Vehicle Control Module) Editor, Scanner and USB cables
- Most powerful scanning, diagnostic and logging
8 HP Universal Credits
Recommended Options
CAN Communication Harness
- used when exhaust sensors are disconnected
- communicates with the fuel tank level
- re-establishes communication between ECM & fuel tank components
Transmission Tuning & TCM Unlock
- Increased transmission line pressure for holding more HP and torque
- Revised shift schedule to improve drive-ability
- Keeps the truck on top of the turbo
- Improved shift timing
- Re-designed torque converter lock-up strategy
- Allows power transfer from the engine to the wheels more directly
- Modified TCM Unlock Hardware
- 4 required HP Universal Credits
About our included 5 Tunes
Heavy Tow Tune (Tune Position #1)
- For those towing from 8,000 lbs up to GVWR (Gross Vehicle Weight Rating)
- + 90 RWHP, + 120 ft-lbs torque over factory
- Wider torque curve assists heavy loads
- Perfect balance of sport driving & functionality
- Exhaust temperatures drop up to 100F under full load
Light Tow Tune (Tune Position #2)
- For those towing any load up to 8,000 lbs
- + 110 RWHP, + 200 ft-lbs torque over factory
- Designed for weekend tower, boats, small tractors, etc
- Perfect balance of sport driving & functionality
- Unhook and enjoy a sportier drive
Sport Economy Tune (Tune Position #3)
- Fun “unloaded” daily driving
- For driving around town, highways
- Impress your friends
- Put a smile on your face
- + 140 RWHP, +300 ft-lbs torque over factory
- Puts your vehicle near the 550 RWHP mark
Race / Max Effort Tune (Tune Position #4)
- Maxes out the factory Turbo
- + 210 RWHP, + 500 ft-lbs torque over factory
- Puts your vehicle near the 600 RWHP 1360 ft-lbs mark
- Up to 620 RWHP / 1380 ft. lbs with WC Fab turbo mouthpiece
- Strongly recommend transmission tune to avoid premature wear
Base Stock Tune (Tune Position #0)
- Refined factory settings
- Smoother running engine & power delivery
- Reduced exhaust temperatures
- Leaves factory rev limit in place
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