17-23 L5P E41 SOTF Tuning

Unlock the full potential of your L5P truck with our custom tuning! 

You must send your stock ECM file read to indominusdiesel@gmail.com after ordering and include your order #. Please also send us your MPVI3 serial # when sending your stock file. Perform a read on the ECM ONLY, do not include the TCM together when performing the read. 

Product Information:

• A Windows Laptop with active internet access, HPTuners MPVI3 device, and 4 HPTuners credits are required in order to flash the 2017-2023 L5P ECM
• You must ALWAYS use the latest HPTuners BETA software and resync your MPVI device (HPtuners VCM Editor BETA -> help->resync) , download the latest BETA here https://files.hptuners.com/VCM%20Suite/VCM%20Suite%20(Beta).msi
• 2017-2018 Trucks require an ECM unlock kit
• 2019-2023 Trucks can be unlocked directly by the HPtuners MPVI3 device, so you do not need the unlock device
• ONLY compatible with MPVI3 or MPVI4 device. Older generation devices cannot unlock the L5P ECM. 
• Switch on the Fly is operated using the cruise control buttons, see instructions here - https://www.hptuners.com/pub/HPTuners_SOTF_UserGuide_20210222v1.1.pdf

Power Levels: For stock turbo and fueling trucks

• Optimized Stock 0HP
• Heavy Tow 50HP
• Light Tow 100HP
• Street 150HP 
• Max Effort / Race 200HP+
• SOTF 0-200HP+