10 Best Boost Afm Dfm Disabler Reviews of 2025

Tested and Reviewed: Top 10 Boost Afm Dfm Disabler Reviews deals with expert ratings from 8.1 to a perfect 10

August 2025 Edition

Editor's Choice

9.7

Southwest Speed

NEW RANGE TECHNOLOGY AFM-DFM DISABLER,RED,COMPATIBLE WITH V6 & V8 GM MOTORS

Editor's bottom line:

“This boost afm dfm disabler reviews is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Brand New Range Technology AFM/DFM Disabler, Red, Compatible with V6 & V8 GM Motors, Produced by Holley Performance Products (Part #RA003R)
The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active or Dynamic Fuel Management system from dropping cylinders. Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU. Full power delivery all the time without factory warranty concerns.
Features: Range AFM/DFM Disabler keeps you in full power 100% of the time | Simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM system | The power & control you need in any situation | The Range AFM/DFM Disabler does not reprogram your factory ECU | Leaves no trace - Unplug it to return to factory settings | Fits V6 & V8 General Motors (GM) active or dynamic fuel management vehicles, includes cars, trucks & SUVs | This device does not currently support
Specs: Brand: Range Technology | Color: Red | Emission Code: 7 | Product Type: Tuner

Show Price

Picked by 179 people today

9.5

Save 13%

Range Technology

Range Technology RA003B AFM/DFM Disabler-Blue

13% OffFree Shipping

Main Highlights

Leaves no trace. Unplug it to return to factory settings
Range AFM/DFM Disabler keeps you in full power 100% of the time.
Simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM system.
The power and control you need in any situation.

Show Price

9.5

Max Cylinder

AFM Disabler for 5.3 Silverado | Made in USA | AFM and DFM Disabler compatible with many GM V6/V8 vehicles with Active Fuel Management

Free Shipping

Main Highlights

Unleash Uncompromised Power: Stop leaving performance on the table. The Max Cylinder AFM disabler maximizes every ounce of your engine's true potential by preventing cylinder deactivation in AFM or DFM vehicles.
Conquer the Shudder: Say goodbye to jerky, disruptive engine shudder. This plug-and-play dynamic and active fuel management disabler delivers a smooth driving experience at maximum power.
Embrace the Rumble: This AFM/DFM disabler lets you savor every growl and purr from your vehicle - especially with an aftermarket performance exhaust installed - no more muffled roars.
Install with Ease: Simply plug-in under the dash to install. It wont delete factory settings and no special tools or kit is needed. This AFM/DFM disabler is optimized for most GM V6 and V8 AFM/DFM vehicles and most Chevy Silverado 5.3, 6.2 engines
Built Tough, Backed by Precision: Max Cylinder AFM/DFM disabler is expertly engineered and made with high-quality OEM-grade components in the USA for a compact, unintrusive form factor and unrivaled quality you can trust.
Fitment: Does not work with GM 10 speed transmission applications.

Show Price

9.2

Carbyte

Carbyte AFM/DFM Disabler & Auto Start/Stop Eliminator for 2005-2024 GM Trucks, SUVs & Cars

Free Shipping

Main Highlights

Vehicle Compatibility: Carbyte works with a wide variety of GM vehicles, including the latest 2022-2024 SUVs and trucks, as well as 10-speed transmission vehicles.
AFM/DFM Disabler: In Full-Time V8 Mode, Carbyte disables the AFM/DFM system and keeps the engine firing on all cylinders, all the time.
Start/Stop Disabler: Eliminate the annoying Start/Stop feature, keeping your engine running 100% of the time.
Plug-and-Play: Stand-alone functionality allows Carbyte to work by simply plugging in the device. No app is needed for AFM/DFM and Start/Stop functionality!
Easy Installation: Plug Carbyte directly into your OBDII port! No risk of damaging critical components from installing device into your engine compartment.
Optional Smartphone App Included: Control the AFM/DFM and Auto Start/Stop functions from your phone for the ability to revert to factory conditions on the fly.

Show Price

9.0

Save 16%

OBDCAR

OBDCAR AFM/DFM Disabler Active Fuel Management AFM Disable Device Compatible with V6 & V8 GM Motors

16% OffFree Shipping

Main Highlights

Compatible with V6 / V8 General Motors (GM) active or dynamic fuel management vehicles, includes cars, trucks, and SUVs.
OBDCAR AFM/ DFM Disabler allows your V6/ V8 GM vehicle to run in full cylinder mode at all times, preventing the Active or Dynamic Fuel Management system from dropping cylinders.
Fast and easy setup; simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM/DFM system.
Will not reprogram your factory ECU, unplug it to return to factory settings.
Please confirm the compatibility before ordering it.

Show Price

8.8

Save 8%

ROPODE

AFM Disabler Active Fuel Management Delete Disabler AFM/DFM Disabler Compatible with V6 & V8 GM Motors AFM Disabler 5.3 Silverado (Chevy GMC Sierra GMC Yukon Cadillac Escalade etc)4.3L 5.3L 6.0L 6.2L

8% OffFree Shipping

Main Highlights

2025 New VersionAFM/DFM Disabler is the 2025 new upgraded version, which outperforms the old model and compatible with much more popular vehicle models.
Safety GuaranteeThis AFM Disabler won't modify your original ECU programming; unplugging it resets to factory default settings.
Simple UsageNo tools required; simply plug into the OBD-II port and it starts working.
Enhanced Driving ExperienceAFM/DFM Disabler keeps your engine in V6/V8 mode at full power all the time, enhancing the driving experience.
100% After-Sales Satisfaction GuaranteeIf you have any quality issues or dissatisfaction with our AFM Disabler, feel free to contact us; we'll offer returns or exchanges. We always adhere to providing a 100% satisfaction guarantee for our customers. (Note: Please check compatibility with your car model before purchase.)

Show Price

8.6

CYTROBE

AFM Disabler, AFM/DFM Disabler, Active Fuel Management Disabler RA003 Compatible with GM V6 V8 AFM Disabler 5.3 Silverado (GMC Sierra Yukon Chevy Tahoe Avalanche Cadillac Escalade) 4.3L 5.3L 6.0L 6.2L

Free Shipping

Main Highlights

Enhanced Engine PerformanceOur AFM Disabler deactivates Active Fuel Management (AFM) to enable your vehicle to operate on all cylinders at all times, ensuring a smoother and more consistent driving experience.
Compatible with a Wide Range of V6 & V8 General Motors ModelsDesigned to fit a variety of General Motors' V6 and V8 engines equipped with AFM technology. Note: This AFM/DFM Disabler is NOT currently compatible with 2019+ Silverado and Sierra models equipped with 5.3L / 6.2L motors and 10-speed transmissions.
Easy Plug-and-Play InstallationEffortlessly upgrade your vehicle with our user-friendly design. Simply plug the AFM disabler into your vehicles OBD-II port for an instant performance boost without the need for complex tools or professional assistance.
Maintains Vehicle IntegrityEnjoy the benefits of full engine power without compromising your vehicles factory settings. Our AFM disabler is non-invasive, fully reversible, and does not leave any trace once removed, preserving your vehicles warranty and resale value.
Reliable and DurableBuilt with high-quality materials to ensure durability and longevity, our AFM Disabler is a reliable investment for your vehicle. Comes with dedicated customer support and a satisfaction guarantee to assist with any queries or concerns.

Show Price

8.3

ANGE ELEC

ANGE ELEC AFM DFM Disabler AG001 V8 Active Fuel Management Compatible GM Chevy 5.3 silverado Tahoe Sierra Yukon DOD Delete

Free Shipping

Main Highlights

Optimized Fuel Combustion EfficiencyThe AFM DFM Disabler utilizes a full-cylinder combustion principle, ensuring fuel burns efficiently. This reduces and clears carbon deposits in the engine, helping to alleviate issues such as increased fuel consumption or engine stress caused by incomplete combustion over time
CompatibilityThe Active Fuel Management Disabler designed for GM vehicles from 2004 to 2019, the AFM Disabler is compatible with models like Chevy Camaro, Silverado 1500, Suburban, Tahoe, and GMC Canyon, Sierra 1500, Yukon, and Denali. Ensure compatibility with your vehicle's year and engine size (3.6L, 4.3L V6 )(5.3L, 6.0L, 6.2L V8) by checking the product details and images
Plug-and-PlayThe AG001 AFM Disabler plugs directly into the vehicle's OBDII port, making it safe and convenient to use. It operates without altering the factory ECU settings, so it wont affect your vehicle's original condition
Power OptimizationThe AFM DFM Disabler disconnects from the power source when the vehicle is off, minimizing battery drain. Older vehicles might experience delayed ignition or battery drain if the device is left plugged in for extended periods without driving. To prevent this, either drive the vehicle regularly or remove the device if the vehicle will be unused for more than a week

Show Price

8.1

LYMAYDA

AFM/DFM Disabler Active Fuel Management disable Device Compatible with V6 & V8 GM Vehicles Fits for Chevy 5.3 Silverado (Chevy Tahoe GMC Sierra Yukon Cadillac Escalade etc) 3.6L 4.3L 5.3L 6.0L 6.2L

Free Shipping

Main Highlights

2025 New Version Fits For Most GM V6/V8AFM/DFM Disabler is the 2025 new upgraded version, which outperforms the old model and compatible with much more popular vehicle models. before purchase, please check the compatibility. Fits GM V6 and V8 vehicles with active fuel management and dynamic fuel management.currently not fit vehicles with 10-speed automatic transmissions, C8 Corvettes, or 2022+ Refresh model Silverado and Sierra's. DOES NOT FIT 2023 2024 or 2025 MODELS.
Simple Usage And Safety GuaranteeNo tools required,simply plug into the OBD-II port and it starts working. prevent lifter failure&improve reliability. this AFM Disabler won't modify your original ECU programming.unplugging it resets to factory default settings.
Smoother Driving ExperienceAFM/DFM Disabler keeps your engine in V6/V8 mode at full power all the time.preventing the active or dynamic fuel management system from dropping cylinders or more shuddering.gives you a smoother driving experience. (disables V4 mode).
No Battery Drain DesignThis AFM disabler have new design low-power sleep mode, make sure your car can start smoothly at next time. No battery drain causing dead batteries & no-starts!
100% After-Sales Satisfaction GuaranteeCustomer service team is online 24/7, ready to answer any questions you may have about the AFM Disabler. we provide one year free return and exchange service. we always adhere to providing a 100% satisfaction guarantee for our customers.

Show Price

Best Value

8.1

Save 18%

Shyueda

AFM/DFM Device Disable Active Fuel Management Delete Disabler Compatible with Chevrolet Silverado, GMC Sierra, Yukon, Cadillac Escalade GM Motors V6/V8 Engines, 4.3L, 5.3L, 6.0L, 6.2L

18% OffFree Shipping

Main Highlights

Engine Compatibility: Compatible with a range of engine sizes including 4.3L, 5.3L, 6.0L, and 6.2L, ensuring broad applicability for various GM models.
Unlock Full Power with AFM/DFM Disabler: Boost your V6 and V8 vehicle's performance with our AFM/DFM Disabler Device. Engineered for compatibility with various V6/V8 models, this device is your key to unleashing your engine's true power.
Seamless Integration with Plug & Play Technology: Simplify your life with our easy-to-use device that plugs directly into your OBD-II port. It starts working right away to disable the AFM/DFM system, eliminating the need for complicated installations.
Our device does not alter your vehicle's ECU. Simply unplug it to return your vehicle to its original factory settings, preserving the integrity of your vehicle's electronics.Upon inserting a device into the port, the blue light flashes sequentially, signifying that the device has been connected and is operating normally
If you have any technical issues, you can reach us at (lestore2010@gmail.com). We are available to provide technical support at any time

Show Price

Our Best Overall Choice

Best Choice

9.7

Southwest Speed

NEW RANGE TECHNOLOGY AFM-DFM DISABLER,RED,COMPATIBLE WITH V6 & V8 GM MOTORS

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Brand New Range Technology AFM/DFM Disabler, Red, Compatible with V6 & V8 GM Motors, Produced by Holley Performance Products (Part #RA003R)
The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active or Dynamic Fuel Management system from dropping cylinders. Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU. Full power delivery all the time without factory warranty concerns.
Features: Range AFM/DFM Disabler keeps you in full power 100% of the time | Simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM system | The power & control you need in any situation | The Range AFM/DFM Disabler does not reprogram your factory ECU | Leaves no trace - Unplug it to return to factory settings | Fits V6 & V8 General Motors (GM) active or dynamic fuel management vehicles, includes cars, trucks & SUVs | This device does not currently support
Specs: Brand: Range Technology | Color: Red | Emission Code: 7 | Product Type: Tuner

Show Price

Related Deals You Might Like for Boost Afm Dfm Disabler Reviews

Range Technology RA003R Plug & Play AFM/DFM Active Fuel Management Disabler (Package may vary)

Show PriceView

AFM/DFM Disabler & Auto Start/Stop Eliminator, Active Fuel Management Disabler Compatible with GM V6 V8 Motors AFM Disabler 5.3 Silverado (Chevy GMC Sierra GMC Buick Cadillac Escalade etc)

Show PriceView

OBDAFM Active Fuel Management Disabler Device, AFM/DFM Disabler Compatible with Most GM V6 & V8 Motors

Show PriceView

AFM Disabler Active Fuel Management Disabler, AFM/DFM Disabler Compatible with GM AFM Disabler 5.3 Silverado, Chevy Avalanche Tahoe GMC Sierra Yukon Denali Cadillac Escalade 4.3L 5.3L 6.0L 6.2L V6/V8

12% Off

Show PriceView

Genapendex AFM/DFM Disabler for 2007-2022 Silverado Sierra 5.3 6.2 Engines - Active Fuel Management Delete Module, Plug & Play GM Truck/SUV DOD Disabler.(Black)

Show PriceView

LifterAxis AFM Disabler ECULOCK Active Fuel Management Disabler AFM/DFM Disabler Compatible GM Tracks & SUVs 5.3 Silverado Sierra Tahoe Yukon DOD Delete

Show PriceView

AFM Disabler, AFM/DFM Disabler, Active Fuel Management Disabler Compatible with GM V6 V8 AFM Disabler 5.3 Silverado, Chevy Avalanche Tahoe GMC Sierra Yukon Denali Cadillac Escalade 4.3L 5.3L 6.0L 6.2L

Show PriceView

AFM Disabler, AFM DFM DOD Disabler, Active Fuel Management Disabler Compatible with GM V6 & V8, AFM Disabler 5.3 Silverado, (Chevy GMC Sierra Yukon Cadillac Escalade) 4.3L 5.3L 6.0L 6.2L

Show PriceView

AFM/DFM Disabler Silverado 5.3 Active Fuel Management Delete Disabler Compatible With V6 & V8 Gm Motors(Chevy GMC Sierra GMC Yukon Cadillac Escalade etc)4.3L 5.3L 6.0L 6.2L-3 Year Warranty

32% Off

Show PriceView

AFM/DFM Disabler, Disable Active Fule Management, Compatible with GM V6 V8 Engines AFM Disabler 5.3 Silverado (Chevy GMC Sierra GMC Yukon Cadillac Escalade etc) 4.3L 5.3L 6.0L 6.2L

Show PriceView

Deals are Live

Special Amazon deal ends in: