SKU: 3274505197

2001-2016 UNLOCKED DURAMAX STOCK FILE

$89.10 $99.00
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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

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For Your Every Summer RSVP, with Code: SUMMER15

Description

2001-2016 UNLOCKED DURAMAX STOCK FILE100% Stock OEM File compatible with EFI Live hardware and software. 100% Stock OEM calibration file unlocked and fully compatible with EFI Live hardware & software. Ideal for restoring your LLY Duramax back to OEM factory calibration. Works with all EFI Live FlashScan & AutoCal devices. Unlocked for full editing, logging, and custom tuning flexibility. Direct fit for 2001 2016 GMC Sierra & Chevy Silverado 2500HD 3500HD equipped with the 6. 6L Duramax.

100% Stock OEM File compatible with EFI Live hardware and software.

💻 100% Stock OEM calibration file — unlocked and fully compatible with EFI Live hardware & software.

✅ Ideal for restoring your LLY Duramax back to OEM factory calibration.
✅ Works with all EFI Live FlashScan & AutoCal devices.
✅ Unlocked for full editing, logging, and custom tuning flexibility.
✅ Direct fit for 2001-2016 GMC Sierra & Chevy Silverado 2500HD / 3500HD equipped with the 6.6L Duramax. All cabs / configurations.

We can even help with custom DIY swaps if you are putting a Duramax into something else. 

⚡ Digital Delivery – Your unlocked stock file will be sent directly to your email after purchase within 1 business day

🛡️ 100% Authentic | Backed by Piston Twistin | Unlimited Support

  Tags / Meta

  • LB7 , LLY , LBZ , LMM , LML Duramax stock file EFI Live

  • Chevy Silverado stock tune unlocked

  • GMC Sierra stock file EFI Live

  • Unlocked OEM Duramax EFI Live file

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 3274505197

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4.6 ★★★★★
Based on 17 reviews
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B
Verified Purchase
bubb12
Alexandria, US
★★★★★ 4
Almost good
Item Package Quantity: 1
They worked kinda good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
M
Verified Purchase
mary
Omaha, US
★★★★★ 5
Good quality
Item Package Quantity: 1
Works great, would by it again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
G
Verified Purchase
G M
Carnegie, US
★★★★★ 2
Don't waste your money.
Item Package Quantity: 1
Did not work!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
M
Verified Purchase
Michael McCollum
Boise, US
★★★★★ 1
Doesn't work
Item Package Quantity: 1
No effect at all on my headlights. Don't waste your money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
S
Verified Purchase
Stephen Woods
Massapequa, US
★★★★★ 5
Well worth the money. And easy to use.
Item Package Quantity: 1
For what it cost, it worked way better than I expected. 👍
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026

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