1. Universal, works on all makes and models 2. Works with all cylinder gasoline engines, such as 4, 6 & 8 Cyls 3. Comes with bolted mounting stand 4. Can aid the driver in making accurate shifts for best performance 5. Wiring instructions: red is connected to the positive pole of the car, and black is connected to the negative pole. Select the car cylinder position by cutting the jumper.