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Built for Work.
Built for Power.
Built for Your F-150.

JMS PedalMAX eliminates throttle lag in Ford F-150 trucks, delivering faster throttle response for towing, hauling, daily driving, and weekend adventures.

★★★★★ 126 Reviews
JMS PedalMAX throttle response controller module
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VEHICLE FITMENT

FIND YOUR EXACT FIT

PEDALMAX THROTTLE RESPONSE CONTROLLER

Instant Throttle Response. No Tune Required.

The original throttle response controller. JMS introduced this product category, setting the standard for pedal signal optimization without ECU modification.

Fix factory throttle lag in your Ford F-150 in minutes.

Modern Ford F-150 trucks use drive-by-wire throttle mapping that softens or delays pedal response. PedalMAX recalibrates the pedal signal to deliver a direct, immediate throttle feel.

JMS PedalMAX throttle response controller module

PedalMAX installs inline with the Ford F-150 accelerator pedal sensor and modifies the output signal in real time.

No apps. No Bluetooth. No external devices. All adjustments are made directly on the unit.

FACTORY THROTTLE

WITH PEDALMAX

PedalMAX operates independently of ECU calibration and stacks on top of custom or canned tunes.

Plug-and-play, vehicle-specific harness

Typical install: under 15 minutes

No tools required (most models)

Most PedalMAX models are EO (Executive Order) emissions compliant. Verify EO status for your specific model year and engine.

Owners frustrated with throttle lag

Drivers who tow & need low-speed control

Daily drivers wanting predictable response

See How Easy It Is

INSTALLATION IN 4 SIMPLE STEPS

No tools. No tuning. Just plug in PedalMAX and feel the difference instantly.

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Why PedalMAX

PEDALMAX ADVANTAGE

PedalMAX improves the fun factor of your vehicle. User adjustable — "Live-On-The-Fly" with the included control knob.

Throttle response when YOU need it.

Dial in throttle response “On-The-Fly”
Safe for stock and modified trucks.

FORD F-150 VIDEOS

Bottom Line

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TECHNICAL FAQ

COMMON QUESTIONS

Will this void my warranty?

No. PedalMAX only modifies the electronic signal between your accelerator pedal and the throttle body. It does not alter your ECU, engine calibration, or any factory hardware. It’s fully reversible — unplug it and your vehicle returns to 100% stock.

Yes. PedalMAX works alongside any aftermarket tune or programmer. It operates independently of the ECU calibration, so there are no conflicts regardless of what tune you’re running.

Completely. PedalMAX plugs in between the factory connectors. Unplug it and reconnect the stock harness — takes about 2 minutes. No trace left behind.

PedalMAX controller unit, vehicle-specific wiring harness (pre-terminated — no cutting or splicing), adjustment dial, mounting hardware, and quick-start installation guide.

PedalMAX – built to increase throttle response and deliver sharper pedal performance. Adjust from stock feel to maximum pedal response on the fly.

PedalMAX Terrain – takes control a step further by allowing you to both increase and decrease throttle response. Dial it up for quicker acceleration, or dial it back for inexperienced drivers and improved control in sand, rocks, mud, and other off-road conditions.

TractionMAX – engineered for super high-horsepower vehicles where traction and throttle control are critical. It includes all the features of PedalMAX Terrain, plus user-adjustable throttle control to help eliminate tire spin, manage power delivery, and give you the advantage over the competition.