Unlock and tune your GM L8T-powered truck at home with DiabloSport Predator 2 kits. They provide their industry exclusive locksmith device and ECM harness with the popular Predator 2 handheld device, giving you the ability to tune without removing the ECM. Once unlocked, the provided tunes can add big power to your 6.6L gas truck, while improving throttle response, shifting, and more. Tunes for 87, 91, and 93 octane fuel are provided, as well as tunes for the 6-speed transmissions. DiabloSport Predator 2 with ECM unlock kits also provide adjustments like throttle boost, speed limiter, and tire size to name a few.
Features:
* 28 RWHP/50 RWTQ over stock on 93 octane fuel
* Correct speedometer for tire size
* Set final drive ratio
* Adjust rev limiter
* Set idle rpm in Drive/Neutral
* Remove speed limiter
* Adjust throttle sensitivity
* Recall last mode setting
* Front/rear TPMS threshold adjustment
* Transmission adaptive relearn
* Crank position sensor relearn
* Control intake filter monitor system
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This product was added to our catalog on Friday 20 February, 2026.
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