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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
OE incandescent with BLIS
more affirmative starts in both cold and warm weather
Please note that this package includes the tune file exclusively and does not come with the EFI Live device
Seamless Installation: No need to send in your ECM—tunes are flashed directly through the OBD-II port using the EZ Lynk 3
SCT X4 with CCT Tune Files (2020-2021 Powerstroke 6.7L) Exhaust Systems 2020-2021 Duramax 6.6L L5P Aluminized OE incandescent with BLISDesigned for drivers who crave peak performance, this bundle combines the cutting edge technology of the X4 tuner with our exclusive Chaos Custom Tuning Tune Files, tailored to push your diesel engine to its limits. The X4 tuner, renowned for its versatility and user friendly interface, allows you to effortlessly optimize your vehicle's performance with a few simple clicks. From maximizing horsepower and torque to fine tuning throttle response and
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