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The Best Automotive Replacement Engine Management Systems

Looking for the best Automotive Replacement Engine Management Systems?

Discover now our comparison of the best Automotive Replacement Engine Management Systems. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement Engine Management Systems are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement Engine Management Systems in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
How to Tune and Modify Automotive Engine Management Systems - All New Edition: Upgrade Your Engine to Increase Horsepowe (Motorbooks Workshop)
  • Used Book in Good Condition
  • Hartman, Jeffery (Author)
  • English (Publication Language)
  • 336 Pages - 07/21/2013 (Publication Date) - Motorbooks (Publisher)
No. 2
AEM 30-6101 Series 2 Plug & Play Engine Management System
  • AEM30-6101
  • Plugs directly into factory harness and no rewiring necessary
  • New smaller enclosure for reduced physical size
  • Maps can be password protected by the tuner to prevent unauthorized usage or sharing
  • Works with all AEM gauges
SaleNo. 3
Turbosmart TS-0301-1003 e-Boost2 Black/Black 60 mm Sport Compact Boost Management System
  • Up to 6 levels of boost
  • Boost on demand
  • Gear-based mapping
  • Adjustable boost levels against time or engine revolutions per minute
  • Auxiliary output fully programmable
No. 5
AFMOFF AFM Disabler Active Fuel Management Delete Disabler AFM/DFM Disabler Compatible with V6/V8 GM Motors DOD/AFM Engine Disabler AFM-3
  • 【AFM/DFM Disabler】Keep In Full-Time V8 Mode, AFMOFF disables the AFM/DFM system and keeps the engine firing on all cylinders, all the time.
  • 【Plug and Play】 Simply plug the AFM Disabler into your vehicle’s OBD-II port, no special tools or programming required.
  • 【Reliable & Safe】Will not reprogram your factory ECU, unplug it to return to factory settings.
  • 【Vehicle Compatibility】Compatible with V6 / V8 General Motors (GM) active or dynamic fuel management vehicles, includes cars, trucks, and SUVs.
  • 【NOTE】This AFMOFF AFM/DFM Disabler is NOT compatible with the 2022 Refresh model trucks or SUVs. ( To confirm your 2022 model truck is compatible with this unit, check the VIN NO. The 12th digit in an early model must be a '4' or lower.)
No. 7
Turbosmart TS03011002 TS-0301-1002 e-Boost2 Black/Silver 60 mm Sport Compact Boost Management System
  • Up to 6 levels of boost
  • Boost on demand
  • Gear-based mapping
  • Adjustable boost levels against time or engine revolutions per minute
  • Auxiliary output fully programmable
No. 8
Rizz-Man AFM Disabler RA003 – Compatible Active Fuel Management on GM V6/V8 4.3L, 5.3L, 6.0L, 6.2L Engines – Fits Chevy Silverado, Tahoe, GMC Sierra, Yukon, Cadillac Escalade
  • Maximize Power & Efficiency – Remove cylinder deactivation for improved throttle response, fuel efficiency, and a better driving experience while towing or off-roading.
  • Simple Installation: Installs quickly through the OBD-II port with no tools required.
  • Wide Compatibility – Compatible with GM V6/V8 4.3L, 5.3L, 6.0L, 6.2L engines (Chevy Silverado, Tahoe, GMC Sierra, Cadillac Escalade).
  • Return to Factory Settings: Can be unplugged to restore the vehicle to its original settings.
  • Durable Design: Constructed for reliable use in various driving conditions, including towing and off-roading.
No. 9
RA003 AFM Active Fuel Management Disable Device Suitable for Chevy/GMC V8 V6 Engines Make Your Car Full of Power
  • Part number: RA003 AFM Disable Device
  • RA003 AFM Disabler Device Suitable for Chevy/GMC V6 and V8 vehicles
  • Easy to install, just plug in the corresponding OBD-II port without any tools, and start working immediately after installation
  • RA003 will not change the vehicle's factory programming, and it will Factory reset when it is pulled out of the vehicle
  • The RA003 AFM/DFM Disabler is currently not compatible with the 2019+Silverado and Sierra models with a 6.2L motor and a 10 speed transmission. Please carefully review when purchasing
No. 10
ORIGINAL ENGINE MANAGEMENT DJS3 Black 2-Way Normally Open Mechanical Plunger Switch
  • Tin-plated and solid brass terminals ensure conductivity
  • Mechanically and electrically precise for top-notch, long-lasting performance
  • Door Jamb Switches match OE form, fit, function and utilize corrosion resistant housings
  • Package Dimensions: 7.874 H x 8.128 L x 8.128 W (centimetres)

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Last update on 2025-07-12 / Affiliate links / Images from Amazon Product Advertising API