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GDP Tune Files (2020-2023 Duramax L5P 6.6L)

EZ Lynk L5P Tune Files 2020–2023 provide better throttle response and torque for the 6.6L Duramax. Single tune or full support options available.

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GDP Tune Files (2020-2023 Duramax L5P 6.6L)
Starting at CAD $925.00
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Custom fitment brief

Share the inputs, we’ll send the plan

Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.

JPG, PNG, or WEBP recommended.

Response time: 1-2 business days to reply.

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