As with any after market performance accessories, use at your own risk. By using this product you agree to release us from all liability and/or damages that may incur by use of this product. Including but not limited to damage, traffic violations and theft. This product has been tested extensively and has shown to be not only safe, but actually beneficial to the longevity of an engine due to increased efficiency and signal accuracy maintenance. However these are only current test results and are not a guarantee or implication. Unit cases are sealed in a non-conductive moisture resistant sealant to protect sensitive electronic hardware. If the unit has been tampered with or forced open, we will not replace or honour any warranty.