AFM DFM Disabler OBD2 Plug and Play for GM V6 V8 Silverado Sierra 1500 5.3
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Product details
| Management number | 21532476 | Release Date | 2025/11/04 | List Price | $21.00 | Model Number | 21532476 | ||
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AFM DFM Disabler OBD2 Plug and Play for GM V6 V8 Silverado Sierra 1500 5.3
Keep your GM in full power mode with an OBD-II AFM/DFM disabler that prevents cylinder deactivation for smoother idle, stronger throttle response, and consistent acceleration. Simple plug-in design—no tools or tuning—lets you revert to factory behavior anytime.
Function: Disables Active/ Dynamic Fuel Management to stop V4 mode; holds V6/V8
Plug and play: Installs in seconds via OBD-II; no wiring or ECU flash required
Smoother drive: Reduces rough idle, vibration, and power surges during AFM activation
Vehicle fit: For many GM cars, trucks, and SUVs; ideal for Silverado 1500 5.3L and Sierra 1500
Also suits popular V6/V8 platforms like Yukon, Suburban, Tahoe where equipped with AFM/DFM
Reversible: Unplug to restore stock operation at any time
Notes: Confirm your engine uses AFM/DFM and that emissions/inspection rules in your area allow use
| Category | Electronics > Other |
|---|---|
| Size | N/A |
| Brand | GM |
| Condition | New |
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