ATI Performance® - PCS Simple Shift™ Transmission Controller Harness

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  • for CARB and EFI.
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Product Details

PCS Simple Shift™ Transmission Controller Harness by ATI Performance®. Simple Shift is the latest breakthrough in electronic overdrive transmission control. No laptops or hand-held tuning devices are required to completely control shift points, shift firmness, and torque convertor lockup. All parameters are simply adjusted with easy-to-use dials on the end of the Simple Shift unit.


  • for CARB and EFI.


  • Ensures outstanding driving performance
  • Made to provide fuel economy
  • Guarantees outstanding durability
  • Long lasting service life

Want a little firmer shift? Dial it up a notch! Do you want it to shift at a lower rpm? Dial it down! Complete control of how and when your transmission shifts is at your fingertips. Simple Shift also comes with complete diagnostic capabilities. Diagnostic codes, current gear, TCC status, and TPS calibration are all communicated via a combination of LED light flashes to help you diagnose exactly what could be wrong with your transmission. The one thing you need to be able to control an electronic overdrive transmission with confidence is simple.

All Simple Shift kits include a complete wiring harness tailored to your specific transmission, not a universal harness that fits most transmissions leaving you with yards of extra wires that leave you confused and frustrated. Each connector on the harness is clearly labeled to make the installation very easy to accomplish in your garage or workshop. Initial setup is made easy by the self-calibrating throttle feature of the Simple Shift ATI offers the Simple Shift for the 4L60E & 4L65E Transmissions.

ATI Performance Products is a family owned and operated company with over 50 years of experience in manufacturing top-grade race products, including competition transmissions, flexplates, adapter kits and internal transmission components. Located in Maryland, ATI Performance® produces a variety of true track-tested and proven products manufactured under the strictest quality control in one of the most advanced manufacturing facilities in the industry. ATI proudly holds over a dozen of U.S. Government patents.


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ATI Performance® - PCS Simple Shift™ Transmission Controller Harness
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