MaxEffort TM digital programmable fuel management is designed for racing and off road use only. Out of respect for E.P.A. concerns this product is designed to discourage street use. Liability concerns are limited to the replacement of the device should it prove defective for a period of one year from the date of purchase. It should be understood that the use of this device is at the operators own risk. MaxEffortTM will not be held liable to any damage sustained during the use of this device.