JMS Throttle Enhancer PedalMAX Plug-N-Play Drive-By-Wire Fiesta ST 2014-2019



  • Increase Throttle Response
  • Plug-N-Play Installation
  • Improves Vehicle Drivability
  • Made In The USA
MSRP $332.95
You save 13%

JMS PedalMAX Plug-N-Play Drive-By-Wire Throttle Enhancer for 2014, 2015, 2016, 2017, 2018 and 2019 Fiesta STs.

If you’re looking for the definitive way to correct the lagging throttle response in your 2014-2019 Fiesta ST, this JMS PX1415ST PedalMAX Plug-N-Play Drive-By-Wire Throttle Enhancer is a great way to accomplish your goal. This American made throttle enhancer virtually eliminates turbo lag on EcoBoost vehicles like your Fiesta ST!

Features and Benefits:
- Dramatically increases throttle response
- Virtually eliminates turbo lag on EcoBoost vehicles
- Considerably improves vehicle acceleration
- Enhances low and mid-range horsepower and torque
- Helps eliminate stalling on manual applications
- Straight-forward plug-n-play installation
- Includes remote throttle control knob
- LEDs help to visually monitor the device status
- Made in the USA
- Easy to install

Along with increasing your throttle response and eliminating any turbo lag, this throttle enhancer considerably improves vehicle acceleration. Additionally, your new throttle enhancer will boost low and mid-range horsepower and torque while assisting in the elimination of stalling on manual applications. A remote throttle control knob is included for on the fly adjustments while the LED allows for real time monitoring. Made in the USA, this throttle enhancer from JMS will easily install to get your Fiesta ST rolling again in no time.

Kit Includes:
- PedalMAX Throttle Enhancer
- Plug-N-Play Wiring Harness
- Remote Throttle Control Knob
- Installation Kit and a Set of Instructions

Installation Kit Contains:
- One (1) Red De-Sensitizing Plug
- Four (4) Zip Ties
- One (1) Mini Screw-Driver

Tech Tip: This product can easily be stacked with other JMS devices such as BoostMAX when applicable.

With more than 20 years of experience, JMS is a proven leader in the automotive, performance, and racing markets producing and maintaining countless vehicles each year. When you choose JMS you choose the industry's best, and the quality, integrity, and reliability you deserve and can count on every day!

Order this JMS PX1415ST PedalMAX Plug-N-Play Drive-By-Wire Throttle Enhancer for your 2014, 2015, 2016, 2017, 2018 or 2019 Fiesta ST today from CJ Pony Parts.

California Residents: Proposition 65 Warning

Note: This item is not CARB (California Air Resource Board) exempt and is not legal for sale or use in the state of California.

Installation Difficulty


Novice skill is required for this installation.

Vehicle Fitment

This product will fit the following Fiesta years:

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