#1
BEST SELLING AFM DISABLER
GM Owners Top Choice

Excellent 4.91/5 (9,432)

RevCore™ AFM/DFM Disabler

GM Has Been Destroying Your Engine Since 2007. Your Dealer Never Told You. This Fixes It In 10 Seconds.


No more shudder at 45 mph — gone the same day you plug it in

Stop worrying every time you hear a new sound from your engine

Blocks the ECU command that destroys your lifters — the damage never starts

10 seconds. No tools. No permanent changes. Unplug before any dealer visit.


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Money Back Guarantee

60-Day Money Back Guarantee

That's how confident we are in your results. But if you're not thrilled, send it back and we'll refund your purchase.



Mike J.
Mike J.

The Tahoe runs so much better now. I don’t have to actively shift not 5th gear on the freeway to avoid the super annoying 4 cylinder DOD mode.

FITS 80+ GM MODELS
10-SECOND INSTALL
FAST SHIPPING
SATISFACTION GUARANTEED
PREMIUM QUALITY
FITS 80+ GM MODELS
10-SECOND INSTALL
FAST SHIPPING
SATISFACTION GUARANTEED
PREMIUM QUALITY
FITS 80+ GM MODELS
10-SECOND INSTALL
FAST SHIPPING
SATISFACTION GUARANTEED
PREMIUM QUALITY
FITS 80+ GM MODELS
10-SECOND INSTALL
FAST SHIPPING
SATISFACTION GUARANTEED
PREMIUM QUALITY

Does It Fit Your Vehicle?

2025 upgraded version — fits 80+ GM models across Chevy, GMC, Cadillac, Buick, Pontiac, Holden, and more.

MODELENGINEYEARS
Avalanche5.3L V82007–2013
Avalanche6.0L V82007–2009
Camaro3.6L V62016–2024
Camaro6.2L V82010–2024
Caprice PPV6.0L V82011–2017
Colorado3.6L V62015–2020
Corvette6.2L V82012–2019
Equinox Sport3.6L V62008–2009
Express 15005.3L V82014
Impala3.9L V62007–2009
Impala5.3L V82006–2009
Malibu3.6L V62008–2012
Malibu3.9L V62006–2007
Monte Carlo5.3L V82006–2007
Silverado 15004.3L V62007–2021
Silverado 15005.3L V82007–2022
Silverado 15006.0L V82007–2013
Silverado 15006.2L V82009–2022
Silverado 1500 LD5.3L V82019
SS6.2L V82014–2017
Suburban5.3L V82014–2020
Suburban6.0L V82016–2018
Suburban6.2L V82019–2020
Suburban 15005.3L V82007–2014
Suburban 15006.0L V82007–2013
Suburban 25006.0L V82007–2013
Tahoe5.3L V82007–2020
Tahoe6.2L V82018–2020
Trailblazer5.3L V82006–2008
Uplander3.9L V62006–2009
MODELENGINEYEARS
Acadia3.6L V62007–2008
Canyon3.6L V62015–2020
Envoy5.3L V82005–2009
Sierra 15004.3L V62007–2018
Sierra 15005.3L V82007–2022
Sierra 15006.0L V82007–2013
Sierra 15006.2L V82007–2022
Sierra / Denali6.2L V82009–2018
Yukon5.3L V82007–2020
Yukon6.2L V82010–2020
Yukon XL 15006.2L V82014
Yukon XL5.3L V82015–2020
MODELENGINEYEARS
ATS3.6L V62013–2019
CT63.6L V62016–2018
CT6 (non Hybrid)3.0L V62016–2018
CTS3.6L V62004–2019
CTS6.0L V82006–2007
CTS6.2L V82009–2019
Escalade / ESV6.0/6.2L V82010–2020
Escalade ESV6.2L V82010–2013
SRX3.6L V62004–2009
STS3.6L V62005–2007
XT53.6L V62017–2019
XTS3.6L V62013–2019
MODELENGINEYEARS
Enclave3.6L V62008–2020
Envision2.5L L42017–2018
LaCrosse3.6L V62005–2019
LaCrosse5.3L V82008–2009
Rainier5.3L V82005–2007
Rendezvous3.5/3.6L V62006–2007
Terraza3.9L V62006–2007
MODELENGINEYEARS
G63.6L V62008–2009
G63.9L V62007
G83.6L V62008–2009
G86.0L V82008–2009
G86.2L V82009
Grand Prix3.8L V62007
Grand Prix5.3L V82005–2008
Montana3.9L V62006–2009
Torrent3.6L V62008–2009
MODELENGINEYEARS
VZ Calais SV63.6L V62006–2018
Commodore Wagon3.6L V62006–2018
VZ Commodore Sedan3.6L V62006–2018
Crewman / UTE3.6L V62006–2018
9C1 Police Special6.0L V82015–2018
Rodeo3.6L V62006–2011
Colorado3.6L V62006–2009
VE Commodore Omega3.6L V62006–2009
WL Statesman3.6L V62006–2017
WM Statesman / Caprice3.6L V62006–2017
MODELENGINEYEARS
Saab Outlook XE3.6L V62007–2008
Saab Relay3.9L V62006–2008
Saab 9-7X5.3L V82005–2009
Saturn Aura XR3.6L V62007–2009
Saturn VUE XR / Red Line3.9L V62008–2009
Isuzu Aura XR3.6L V62007–2009
Isuzu Ascender5.3L V82005–2009
Suzuki XL23.6L V62007–2009

Your GM Engine Is Destroying Itself Every Time You Drive

GM's Active Fuel Management system constantly cycles your engine between V8 and V4 mode. Every cycle stresses your lifters — until they fail.

Lifter Failure

The constant switching between V8 and V4 mode wears down your lifters prematurely. LT engines are notorious for this — it's not a matter of if, but when.

Engine Shudder

Feel that rough vibration when your truck shifts to 4-cylinder mode? That shudder isn't normal driving — it's your engine under stress every single time it cycles down.

$5,000+ Engine Repair

When lifters fail, you're looking at a full engine teardown or replacement. Truck owners pay thousands — or junk the engine entirely for $300 at a salvage yard.

$89.95

Cheap insurance vs. a $5,000+ engine replacement

Install in 10 Seconds — No Tools Required

Plug it in. Green light blinks. You're protected. That's it.

1

Find Your OBD-II Port

Located under your dashboard on the driver's side. It's a standard 16-pin port — every GM truck and SUV has one.

2

Plug In the RevCore Disabler

Line it up with the port and push it in. No wiring, no programming, no professional skills needed.

⚡ Takes 10 seconds
3

Green Light = Full V8 Protection

The green LED blinks to confirm it's active. Your engine is now locked in full-cylinder V8 mode — no more V4 drops, no more shudder, no more lifter stress.

Drive With Confidence

Keep it plugged in and forget about it. Your V8 stays a V8 — on hills, on highways, everywhere. Unplug anytime to return to factory settings instantly.

RevCore™ vs. Mechanical AFM Delete Kits

Same protection. A fraction of the cost and hassle.

RevCore™
  • Plug into OBD-II port — done in 10 seconds
  • No engine disassembly
  • Unplug to restore factory — leaves no trace
  • Zero ECU modifications
~$89.95
One-time cost
DELETE KITS
  • Complex installation requires a shop
  • Requires full engine teardown
  • Permanent — can't undo without more labor
  • ECU reprogramming may void warranty
$1,500–$3,000+
Parts + labor

Why 8000+ Truck Owners Trust RevCore™

The simplest way to protect your GM V6/V8 engine from AFM/DFM damage.

Full V8 Power, 24/7

Locks your engine in full-cylinder mode at all times. No more random V4 drops on hills, highways, or at idle. All 8 cylinders firing, always.

Prevents Lifter Failure

Stops the constant cylinder cycling that destroys lifters on LT engines. Prolong your engine's life — or avoid catastrophic failure completely.

100% Safe — Zero ECU Changes

Never touches your factory computer programming. Unplug it anytime to return to stock settings instantly. No trace, no risk.

Smoother Ride, Better Sound

Eliminates the shudder and rough vibration caused by cylinder deactivation. Enjoy consistent acceleration and a fuller exhaust note.

2025 Upgraded Compatibility

Works with Silverado, Sierra, Tahoe, Yukon, Suburban, Escalade, Camaro, Corvette, and dozens more GM V6/V8 models from 2004–2022.

What Truck Owners Are Saying

Join 8000+ GM owners who protect their engines with RevCore™.

★★★★★

"My mechanic personally recommended me the NexDrive. Plugged it in, shudder gone, V8 locked. Should have done it two years ago."

Ralph M. ✔ Verified Buyer
★★★★★

"Used Sierra, 97k miles. Every forum said the same thing — disable AFM before it costs you thousands. Took 10 seconds. Truck runs smoother than the day I bought it."

Jason W.✔ Verified Buyer
★★★★★

"2021 Silverado 5.3. Started noticing the AFM shudder around highway speeds and didn't want to gamble with a lifter failure. Plugged this in in less than a minute. Truck stays in V8 mode, throttle feels more responsive, and the vibration is completely gone. Best money I've spent on the truck."

Mike T. ✔ Verified Buyer
★★★★★

"So far this gadget is working properly. No more switching from 4 to 8 cylinders while driving...it stays on 8 cylinder running with no noticeable more consumption of fuel. This thing may just save my engine for a ver expensive repair"

John L. ✔ Verified Buyer

Frequently Asked Questions

Do you ship internationally? +

Yes! We ship worldwide. Orders over $100 qualify for free shipping, while smaller orders will have a shipping fee calculated at checkout.

We also offer hassle-free returns from anywhere in the world within 100 days—no questions asked. Our goal is to make sure you’re completely happy with your purchase and confident shopping with us again.

How long will it take to receive my order? +

Delivery times depend on your location:

  • Domestic orders: typically arrive within 3–10 business days
  • International orders: usually arrive within 7–13 business days

Once your order ships, you’ll receive a tracking link via email so you can follow its progress every step of the way.

Where is my order? +

You can easily track your order by visiting our “Track Your Order” page using the tracking link provided in your confirmation email.