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Custom fitments
Tell us about your platform, performance goals, and timeline. We’ll map the parts, confirm availability, and send back a detailed quote with next steps.
Custom fitment brief
Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
Get DIESELR MPVI4 Tune Files (2017-2019 Duramax L5P 6.6L) for real power, better response, and stronger torque. Choose Single Tune or SOTF 5 Tunes.
Boost your DIESELR EZ Lynk Duramax LML 6.6L Tune Files. Choose Single Tune, SOTF 5 Tunes, or Full Support Pack for improved power and efficiency.
Motor Vehicle Engine Parts