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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
5" (Oval) Height
Upgrade your E41 ECM in 20 minutes or less
Mandrel-Bent Tubing – Maintains consistent diameter for unrestricted flow
Improve the reliability and efficiency of your 3
Unlocked T87A TCM All Seasons Wear 5" (Oval) HeightWhats included ? GM T87A TCM Unlock Service Tuning (optional) NO CORE REQUIRED ! Works with emission on and off trucks! Two Options to Unlock Your L5Ps 6 Speed Transmission Looking to tune your L5P Duramax with the 6 speed transmission? Weve got you covered with two powerful options: Option 1 TCM Only: Purchase our brand new unlocked GM T87A TCM, ready for custom tuning through HP Tuners or EZ LYNK. This gives you the flexibility to use your own tuner