WARNING REGARDING EMISSIONS LAWSNOT LEGAL FOR SALE OR USE ON POLLUTION-CONTROLLED MOTOR VEHICLES ANYWHERE IN THE UNITED STATES. LEGAL ONLY FOR OFF-ROAD COMPETITION RACING VEHICLES AND CANNOT BE USED ON VEHICLES THAT ARE OPERATED ON PUBLIC STREETS, ROADS OR HIGHWAYS.Sinister Diesel throttle valve delete kitThe Throttle Valve delete for the 6.7 Cummins is one the most effective upgrades you can do when deleting your EGR and or DPF. Increased airflowLess turbulanceLower EGT'sDISCLAIMER1) This product may NEVER be installed on a vehicle registered for highway or public street use.2) By installing this product onto your vehicle, you assume all risk and liability associated with its use.3) It is your responsibility to make sure your vehicle complies with all federal, state, and local emissions laws. Federal and many state and local laws prohibit the removal, modification or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway. Violation may result in a fine of up to $32,500 per vehicle (or possibly higher depending on changes in the law). All civil penalties and fines for removing your vehicles emissions equipment are the sole responsibility of the end user.4) Due to its high performance nature, this product may void vehicle manufacturers warranty.5) Sinister Mfg Company, Inc. is not responsible for misuse of its products. By installing this product, you release Sinister Mfg Company, Inc. of any and all liability associated with its use.6) No other applications besides off-road competition racing use are intended or implied. Depending on where you live, additional restrictions may apply. Check all applicable laws before installing or using!7) Not available for sale or use in the state of California, Colorado and Arizona.