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2019-2021 Chevy Silverado GMC Sierra 5.3 + 6.2 V8 Pulsar Tuner

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Power, Calibration, and Throttle Response On-the-Fly!

The Pulsar LT is a one-of-a-kind in-line module that offers feature combinations never before seen in a standalone module. Adjust throttle response levels, tire size adjustment, TPMS options, speed limiter, and more without tuning or modifying the vehicle. The Pulsar LT connects directly to the vehicle computer system and makes its changes in-line with the other modules. Utilizing steering wheel controls, Pulsar LT owners can make all the changes they desire at any time, driving or parked.

Pulsar LT Features:

Speed Limiter Adjustment (82-140 MPH) TPMS Adjustment (1-99 PSI) Tire Size Correction (29 - 50.9) Axle Ratio (2.00 - 6.99) Clear DTCs Auto Start/Stop Disable DFM Disable

The Pulsar LT installs in minutes without tools and requires no PCM modification or alteration. It is a simple plug and play installation using factory connectors.

The part number for this item is Diablosport 22451 and it fits 2019-2021 Chevy Silverado GMC Sierra 5.3 and 6.2 V8 models. Duramax models.