A simple upgrade most mechanics overlook

👉 Winter offer: $50 discount

To make it easier to try, we’re currently offering a $50 winter discount*.

👉 Coupon code: GMGwinter50

This code can be applied directly at checkout.
* This offer is available until March 1st, 2026
Order here: https://gadgetmangroove.com/product/throttlebody/


A Simple Mechanical Upgrade Most Engines Never Get

If you enjoy working on your own vehicle, you already know this truth:

Modern engines are full of electronics, sensors, and software — but airflow is still mechanical.

No matter how advanced an engine is, it relies on smooth air entering through the throttle body.
And that’s where a small but important inefficiency often hides.

We modify both sides of the Throttle Body to increase airflow dramatically.


The overlooked problem at the throttle body

From the factory, throttle bodies are designed for:

  • Cost efficiency
  • Mass production
  • Acceptable performance for the average driver

What they are not optimized for is low-throttle airflow behavior.

At small throttle openings (idle, light acceleration, cruising), airflow can:

  • Become uneven
  • Separate from the throttle plate
  • Create turbulence and hesitation

This doesn’t always trigger a fault code.
It doesn’t mean the engine is “broken.”

But it does mean the engine isn’t working as smoothly as it could.


Why tuning and electronics don’t solve this

Many people assume the solution must be:

  • A tune
  • A sensor
  • A software adjustment

But airflow issues at the throttle body are purely mechanical.

No tune can change how air behaves when it physically hits:

  • The throttle plate edge
  • The bore wall
  • Sudden pressure changes at low throttle

If airflow is unstable, the ECU is always reacting — not fixing the cause.


What the Gadgetman Groove actually does

The Gadgetman Groove is a precisely machined groove added to the throttle body bore.

Its purpose is simple:

  • Help stabilize airflow at low throttle openings
  • Reduce turbulence around the throttle plate
  • Encourage more consistent air movement into the intake

This can result in:

  • Smoother throttle response
  • Reduced hesitation
  • More stable idle
  • A better “connected” feel between pedal and engine

There are:

  • ❌ No electronics
  • ❌ No tuning
  • ❌ No engine modifications

It works with the engine you already have.


Who this upgrade is for (and who it isn’t)

The Gadgetman Groove is for you if:

  • You love to do your own maintenance or repairs, or you know a good mechanic for helping
  • You appreciate mechanical solutions
  • You want smoother drivability, not gimmicks
  • You prefer simple, proven concepts

It may not be for you if:

  • You’re chasing peak dyno numbers only
  • You want instant dramatic horsepower gains
  • You don’t work on your own vehicle at all

This is about refinement, not marketing hype.


Installation: straightforward and reversible

Installation requires:

  • Removing the throttle body
  • Installing a grooved unit you get after ordering
    (or you can even send us your Throttle body and under certain conditions, you can save even more)
  • Reinstalling with standard tools

No permanent changes.
No ECU reset required.
No compatibility issues with stock or mildly modified engines.


Final thoughts

Engines haven’t stopped being mechanical — even if marketing wants us to believe otherwise.

Sometimes, the most effective improvements come from understanding:

  • Air
  • Movement
  • Geometry

That’s the philosophy behind the Gadgetman Groove.

If you’d like to see whether it makes sense for your vehicle, you can explore the Groove, more in details here.

👉 Order here: https://gadgetmangroove.com/product/throttlebody/

Thanks for reading
Gadgetman Technologies Team
service@gadgetmantechnologies.com
(406) 686-3291