About this item

• Important Compatibility Notice: This AFM Disabler is NOT compatible with vehicles featuring 10-speed automatic transmissions, C8 Corvettes, or the refreshed 2022+ Silverado/Sierra models, or any 2023,2024,2025 models. Please check compatibility information carefully before purchasing
• Diagnose Before You Disable: Our Extra OBD2 Code Reading feature alerts you if a check engine light is on. You can identify and address underlying engine issues before activating the AFM Disabler to prevent accidental damage
• 0.27mA Industry-Leading Efficiency: Engineered for a negligible power draw (60% lower than standard disablers), our device operates on a "sleep-level" current. Designed for permanent installation, it ensures over 25 years of stable and reliable operation with no impact on your battery
• Newly Upgraded AFM Disabler: Constructed with automotive-grade materials and the latest chipset to withstand engine bay heat and vibration. This ensures flawless performance, maintaining your GM V6/V8 in permanent full-cylinder mode for smoother operation and lasting power
• Broad Vehicle Compatibility: This AFM disabler is engineered for Compatible with a wide range of GM vehicles equipped with V6 and V8 engines, including many cars, trucks, and SUVs. It is an ideal DFM Disabler for the 5.3L Silverado. To ensure a perfect fit and avoid returns, please verify compatibility using the list provided in the product images
• Plug and Play Simplicity: Plug into your OBD-II port to prevent cylinder deactivation. The device does not alter or reprogram your ECU; unplug it to restore the vehicle's original factory calibration instantly