Will this fit a 2021 trail boss?

At the moment our application guide only shows it working with vehicles up to 2020. Thank you.

Does this fit a 2006 ss monte carlo 5.3l v8?

Hi, This is correct or you can see the below URL for correct Range AFM disabler for 2006 Monte Carlo SS 5.3L https://www.amazon.com/s?k=B089NYS6T9&me=A3VJA1PJ4NOGGT&ref=nb_sb_noss Give us a shout for more product details. Thanks, ASSURED AUTOMOTIVE COMPANY MESA, AZ

Will this work with a 2015 5.3 suburban?

I have a 2015 Tahoe Z71 and it works great. Especially with an upgraded exhaust.

Correct for 2016 sierra slt 1500 5.3l v8?

Hi, For the correct Range AFM disabler for 2016 Silverado 1500 5.3L https://www.amazon.com/s?k=B089NYS6T9&me=A3VJA1PJ4NOGGT&ref=nb_sb_noss We are a RANGE TECH Dealer, and you get full warranty and free tech support. Give us a shout for more product details. Thanks, ASSURED AUTOMOTIVE COMPANY MESA, AZ

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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

Product ID: 321703863

Details

Brand
Range
Manufacturer
Range
Operating System
All
Power Source
Corded
UPC
650245073286

⚡100% full power mode

🔌Plug & play OBD-II setup

🔴Red LED status indicator

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VT103022

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Details

Brand
Range
Manufacturer
Range
Operating System
All

Description

🔧 Power up your drive—no compromises, just pure V8 thrill!

INSPECTION FRIENDLY - Passes state inspections with no issues—maintain compliance while maximizing power.
EFFORTLESS INSTALLATION - Plug directly into your OBD-II port and activate instantly—no tools or reprogramming needed.
UNLEASH FULL ENGINE POWER - Stay in V8 mode 100% of the time—no cylinder drops, no shuddering.
WARRANTY SAFE PERFORMANCE - Disables AFM without altering factory ECU—simply unplug to revert to stock settings.
SEAMLESS DRIVING EXPERIENCE - Eliminates hesitation and shudder during acceleration for smooth, confident rides.

The Range Technology RA003R AFM/DFM Disabler is a plug-and-play device designed for select GM vehicles that disables Active Fuel Management, ensuring your engine runs in full cylinder mode at all times. It installs easily via the OBD-II port without reprogramming the factory ECU, preserving your warranty and allowing quick reversion to stock settings. This patented technology eliminates engine shudder and hesitation, delivering consistent V8 power and a smoother driving experience while remaining compliant with state inspections.

Specifications

ASIN	B08941LBBR
Best Sellers Rank	#89,266 in Automotive ( See Top 100 in Automotive ) #38 in Automotive Replacement Engine Management Systems #211 in Automotive Replacement Electrical System Relays
Brand	Range Technology
Brand Name	Range Technology
Customer Reviews	4.6 out of 5 stars 1,051 Reviews
Item Weight	0.02 Pounds
Manufacturer	Range Technology
Manufacturer Part Number	RA003R
Model Number	SB-122AMG
Number of Items	1
Operating System	All
Power Source	Corded Electric
UPC	650245073286 810505026708 860001618617
Unit Count	1 Count

Reviews

P**T

9.02.2024

C**.

9.10.2025

A**R

21.04.2026

B**H

3.08.2025

B**H

26.12.2025

D**E

1.04.2026

R**W

6.04.2024

P**S

16.01.2021

D**Y

16.03.2024

M**K

9.08.2024

A**R

21.08.2025

M**X

28.05.2025

C**L

18.09.2025

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