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US Shift Quick 4 Stand-Alone Shift Computer
Wiring Harness Included!!
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Quick 4 Trans
Quick 4 Carb TPS
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Typically ships direct from the manufacterer, and are custom ordered.

Our kit includes the transmission wiring harness, TPS kit sold seperatley if needed.

Featuring REVolution Architecture

No laptop or PC required. The built in tuning interface allows the most common settings to be changed without using a computer.

Laptop and PC tuning. The included Windows-based tuning software provides access to all settings and advanced tuning options.

Currently supports these transmission models:

GM 4L60E, 4L65E, and 4L70E

GM 4L80E and 4L85E

Ford AOD-E, 4R70W (wide ratio AOD-E), and 4R75

Ford E4OD and 4R100

Advanced algorithms provide the highest level of shift control and synchronization, allowing you to maximize the performance of your combination.

The most advanced torque converter clutch control available, with several actions available during shifts.

Accushift ™ learning capability for the most accurate WOT shift points possible.

Full line pressure control for each individual shift, providing superior shift quality.

Adjustable throttle lift delay, overdrive shift delay, and ballistic throttle effect.

Burnout mode prevents upshifts while "pedaling" the throttle.

Up to 4 pre-loaded shift calibrations able to be selected on the fly.

FLEX-SHIFT ™ Shifter re-mapping capability.

Metric Support.

Transmission slip detection.

100Hz high-resolution data logging of all vital parameters and viewable in a graphic interface.

Dedicated 4wd options and features.

Compact size gives you the freedom to install in tight areas (4.165 x 2.8 x 1.1 inches)

Recently Added Features:
New, easy-to-use built-in interface patterned after our Quick 6.

All new Dyno Mode allows commanding specific gears and converter clutch lockup while on a chassis dyno or for general diagnostic use.

Simplified, one-time throttle position setup procedure that no longer requires re-calibrating after tuning adjustments or loading a new tune.

Improved wheelspin detection settings.

Even more accurate wide-open-throttle shifts due to revised algorithms, especially in high powered vehicles.

New Torque Converter Clutch engagement learning based on Quick 6 architecture will dynamically adjust converter clutch engagement while driving until it is optimized for your vehicle.

Improved solenoid error detection eliminates guesswork and speeds up troubleshooting

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