US Shift Products
Why Should You Choose US Shift?
Learn about what makes the US Shift product line stand out from the crowd.
See what our customers have to say about US Shift products.
Learn about the firmware and software of the Quick 4.
Quick 4 Electronic Transmission Control System
Our top-of-the-line controller for 4R70W, AOD-E, E4OD, 4L60E, 4L70E, and 4L80E transmissions.
Quick 6 Electronic Transmission Control System
Our top-of-the-line controller for 6R80 transmissions.
Throttle Position Sensor Kits
With a throttle position sensor kit, you'll be able to use an Electronic Transmission Control System on a carbureted vehicle. The sensor mounts onto the carburetor and sends a throttle position signal to the controller. Kits are designed to fit your specific brand of carburetor and to match aesthetically.
An easy-to-read chart with all of our products and prices.
Where you can buy US Shift products.