Rudy's Performance Parts ships products from multiple warehouses across the country in order to get your products to you the quickest way possible. We are not able to send ANY race use products to the state of California. According to the EPA Clean Air Act, they are illegal for use on any Federal, State, or Local public highways and illegal use is punishable by the penalties enacted by the mentioned laws. Rudy's Performance Parts does not condone or promote illegal use of these products.All of our parts and accessories are returnable and refundable. The item in which you are returning MUST be unused, uninstalled, in the original condition, and in the original packaging. If you are returning an item due to an error caused by Rudys Performance Parts or its business partners i. If you are sending an item back, we recommend using a service with tracking and signature confirmation. This product is NOT for sale or use in California. The item "HSP Billet Valve Covers For 2011-2016 GMC Chevy 6.6L LML Duramax Diesel" is in sale since Monday, February 18, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Turbos, Nitrous, Superchargers\Turbo Chargers & Parts". The seller is "rudys_performance_parts" and is located in United States. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.