GDP

Gdp Tuning Package (17-23 Gm Duramax L5P 2500/3500)

In stock
Usually ships within 24 hours
Regular price $2,641.00

Includes

  • GDP Support Package Tuning
  • HP Tuners Unlock Tool
  • HP Tuners MPVI3
  • 8 tuning credits.

Note

Works with L5P and L5D trucks.

Tune files are built to order and are typically completed within 24-48 hours, however depending on the current order volume of the tuners please allow up to 1-3 business days to ensure your files are completed by when you need them! Highly modified vehicles have longer wait times due to their complexity, wait times on these applications can be 1-5 business days.

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Parts You Can Trust. Performance You Can Feel.

Looking for proven diesel performance parts that actually fit and perform? We stock hand-selected upgrades for Duramax, Cummins, and Powerstroke platforms — no guesswork, no junk.

From tuning and exhaust to suspension, engine internals, and recovery gear, everything we carry is backed by real-world testing and used by builders who know what works. If it’s on our site, it’s here for a reason.

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