B&amp;M 70248 Converter Lock-Up Control<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Gives you control over the converter lock-up settings based on vehicle speed (between 30 and 90 MPH)</li><li>Convenient dash mounted control unit features onoff switch， lock-up speed selector knob， and an LED to indicate if converter is locked or unlocked</li><li>For select automatic transmissions with lockup converter and electronic speedometer 40ppm pulse rate</li><li>Kit includes switch box， wiring， and other necessary parts; not legal for sale or use on emission controlled vehicles</li><li>Backed by the manufacturer with a 1 year limited warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41uUejSEj1L.jpg" noproxy>