1 Pcs AFM/DFM Disabler for GM 4.3L V6 5.3L 6.0L 6.2L V8 Engines, Range Active Fuel Management Eliminator Plug and Play, for Chevy GMC Cadillac
1 Pcs AFM/DFM Disabler for GM 4.3L V6 5.3L 6.0L 6.2L V8 Engines, Range Active Fuel Management Eliminator Plug and Play, for Chevy GMC Cadillac
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1 Pcs AFM/DFM Disabler for GM 4.3L V6 5.3L 6.0L 6.2L V8 Engines, Range Active Fuel Management Eliminator Plug and Play, for Chevy GMC Cadillac

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Key item features

  • Disables AFM/DFM Systems: Deactivates Active Fuel Management and Dynamic Fuel Management. Keeps V6 or V8 engines running on all cylinders for smoother performance.
  • Plug and Play Installation: Simply insert into OBD-II port—no wiring, tools, or permanent modifications. Works immediately after installation.
  • Wide GM Compatibility: Designed for GM V6 and V8 engines including 4.3L, 5.3L, 6.0L, and 6.2L. Compatible with Chevy Silverado, Tahoe, Suburban, GMC Sierra, Yukon, Cadillac Escalade, and more.
  • Non-Invasive and Reversible: No ECU reprogramming required. Unplug to restore factory AFM/DFM settings without affecting vehicle warranty or original software.
  • Compact & Lightweight: Measures 3.7 x 3.31 x 1.65 inches and weighs only 1.44 ounces. Easy to store and carry.
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