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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
long-lasting durability
This listing has all 3 components needed to eliminate the complete 9th injector assembly
Please See Picture Of Indexing Tab Location
✅ Built for Performance – Ideal for high-horsepower applications
Compatible with PROLINK+ and comes standard with the Pro Feature Set
2017-2019 Duramax L5P T87A Transmission Tuning Package Duramax L5P Hard Parts long-lasting durabilityWhats Included Transmission Tuning Configuration Four (4) HPTuners Universal CreditsRequired for TCM unlocking and flashing. As of November 18, 2025, HP Tuners has officially released direct OBDII flashing support for the GM T87A Transmission Control Module (TCM), eliminating the need to remove, ship, or exchange of the TCM unlocking
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