All Parts and services offered by CXRACING are for competition vehicles only. Use on State and Federal Highways may be a violation of the EPA Clean Air Act. The Clean Air Act can be found at http://www.epa.gov/air/caa/. This document contains in detail what are considered to be violations of the CAA and corresponding penalties for failure to obey and should be read in full before purchasing or installing this competition use only product. Ensuring that all emissions, noise/sound, and speed/use related laws are followed is the responsibility of the Buyer(s). Installation and use of this product indicates that this disclaimer has been read, acknowledged, and understood fully by both the Buyer(s) and Installer(s). The Buyer(s) assumes all associated risk of the purchase.