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JMS PedalMAX Drive By Wire Throttle Enhancement Device- Plug and Play for Most 2008-2018 GM Trucks

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PedalMAX • Eliminate Pedal Lag • Enhance low and mid horsepower • Works on most 2008 - 2018 GM Trucks (see list below) • Plug and Play Installation

Works on most 2008 - 2018 GM Trucks.

If you have a GM car, please see part number: PX-5000-1015GM

The "Brad Nasty" version is recommended for 2018 and Newer Full Size GM Trucks. 

Eliminate Pedal Lag and Turbo Lag on Gas & Diesel Vehicles

Improves vehicle acceleration and the overall driving experience is much better.

Enhance low and mid-range horsepower and torque.

Increase throttle response & make your vehicle easier to drive.

Improves the shift feel on automatic transmission equipped vehicles.

Eliminate stalling when accelerating from a stop on manual vehicles. 

Easy Plug & Play Installation • Installs in less than five minutes.

Optional Remote Adjustment Knob • Use to dial in your exact throttle enhancement setting.

Can also be stacked with a JMS Custom Tune File delivered to the ECU via a SCT handheld.


  • Simple Plug & Play Installation:  Unplug your stock pedal connector and connect JMS PedalMAX.
  • Improves vehicle acceleration.
  • Increases low and mid-range horsepower and torque.
  • Works on most 2008 - 2017 GM Trucks
  • Gas or Diesel
  • Easy Plug & Play Installation
  • 1015GMT-B is recommended for the 2018 and newer GM Full size Trucks. 
  • Eliminate Pedal Lag
  • Eliminate Turbo Lag
  • Turbo Vehicles have noticable Turbo Lag, this product solves the problem.
  • Eliminate stalling when acceleration from a stop on manual vehicles.  
  • Green Status LED: Know at a glance what the unit is doing.  
  • Solid Green = powered on
  • Optional Remote Throttle Control Knob: Fine tune your throttle enhancement setting.
  • Optional knob (BX-6999)
  • Designed to be stacked with an SCT Handheld and a JMS Custom Tune File for the ultimate performance

Each PedalMAX Kit Contains: PedalMAX Throttle Enhancer, Plug & Play Wiring Harness, Installation Kit, Set of Instructions

Installation Kit Contains: 1 - Red De-Sensitizing Plug, 4 - Zip Ties, 1 - Mini-Screwdriver
Download the Product Installation Instructions
Download the Product Technical Information Sheet
Download the JMS Product Catalog

PedalMAX for GM version PX1015GMT supports the following vehicles (Trucks):

  • 2011-2018 Cadillac Escalade
  • 2008-2018 Cadillac Escalade EXT
  • 2008-2018 Cadillac Escalade ESV
  • 2008-2013 Chevrolet Avalanche
  • 2012-2013 Chevrolet Captiva Sport
  • 2008-2018 Chevrolet Silverado 1500
  • 2008-2018 Chevrolet Silverado 2500
  • 2008-2018 Chevrolet Silverado 3500
  • 2008-2018 Chevrolet Suburban
  • 2008-2018 Chevrolet Tahoe
  • 2008-2009 Chevrolet Trailblazer
  • 2008-2018 GMC Sierra 1500
  • 2008-2018 GMC Sierra 2500
  • 2008-2018 GMC Sierra 3500
  • 2008-2018 GMC Sierra Denali
  • 2008-2018 GMC Yukon
  • 2008-2018 GMC Yukon Denali



  • PX1015GMT
  • PX1015GMT
  • 854480005945
  • JMS
  • In Stock & Ready To Ship!
  • New

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  • 10.0 lbs.
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