GM Auto Transmission Tune

Kagan Tuning Domestic Tuning package Includes  100% dialed in Transmission Calibration Files    This is a tune for all GM transmissions Faster Shift points Rpm shift points raised Smoother shifting when driving normally Responsive shifting when Wide Open Throttle ** T87a (2017+ vehicles) controllers need to be sent to Hptuners to be unlocked first to allow tuning.   Warranty & Refunds This is a digital file. Therefore, there can be no refunds or warranty claims.  By purchasing the e-tune you acknowledge this fact. E-tunes must be paid in full and scheduled before any service is provided  This does not included any dyno time and any software fees/credits for the module, those are additional cost.