
TOPDON AFM/DFM Disabler for GM V6 & V8 Engines, Plug-and-Play OBD2 Module
$69.99
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The TOPDON AFM/DFM Disabler is a plug-and-play OBD2 module that keeps GM V6 and V8 engines equipped with Active Fuel Management (AFM) or Dynamic Fuel Management (DFM) running in full-cylinder mode.
- Sends a continuous signal to the ECU to keep the AFM/DFM system from deactivating cylinders while driving
- Plugs directly into the OBD2 port with no tools, wiring, tuning or permanent modifications
- Unplug at any time to return the engine to its original cylinder-deactivation setting
- Enters a low-power sleep mode (2 mA or less) when the ignition is off and reactivates when the vehicle starts
- LED status indicators: green for power, blue for active mode
- Built-in NFC tag for quick access to product information and setup guidance
- Fits GM V6/V8 trucks and SUVs such as the Chevrolet Silverado and Tahoe, GMC Sierra and Yukon, and Cadillac Escalade; check Topdon's vehicle compatibility list for your model year

FREE BLACK WORK SOCKS$12.49
Free black bamboo work socks with this tool. Pick your size in the cart.
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AW Richardson 112 Black Snapback
$29.99$34.99