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improving performance and protecting your engine
Improved Reliability & Lifter Protection
2019–2022 Silverado/Sierra with the 10-speed transmission
Auto start/stop engaging does not affect the functionality of our device
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Boost DFM Disabler (Global B) MCF improving performance and protecting yourFitment Notice This product is designed specifically for Global B GM trucks and SUVs equipped with the 5. 3L L84 or 6. 2L L87 engines. Compatible models include: 2022. 52026 Silverado & Sierra with the 10 speed transmission 20212024 Suburban, Tahoe, and Yukon with the 10 speed transmission At this time, we do not support: 20192022 Silverado Sierra with the 10 speed transmission 2020 model year SUVs with the 10 speed transmission International models