Pay in 4 interest-free payments of $31.25 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
You (The “Customer”) take responsibility to ensure that any modifications or upgrades that you have done to your vehicle conform to all applicable laws and regulations for road use
Stage X Requires Built Engine
and custom tuning
Build the ultimate tune for your S58 powered vehicle and go from stock to full race calibration with a simple 20 second map switch in the provided mobile app or by using your laptop
GM Auto Transmission Tune Transmission Tune:8l90e You (The “Customer”) take responsibilityKagan 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