All parts, services and products are covered by Yost Performance Products, Inc. Unconditional Guarantee.Ê If for any reason you are not satisfiedÊ with any purchase of any product, just return your order via USPS insured mail or UPS within 90 days of the original purchase date for a full refund. (Note: shipping and handling is non-refundable on all orders)Ê Orders placed after 1:00pm cst will not be processed until the following business day.Ê All orders are subject to processing and credit card approval before being shipped.

Disclaimer:Ê All Yost Performance Products, Inc. kits may or may not meet state or federal emissions standards and may or may not be legal for use on any public road or highway.Ê It is the responsibility of the purchaser to determine the proper legal use in his or her state, county and / or country. Any reference to Harley-Davidson, Polaris, Ski Doo and Arctic CatÊ and / or any part or product ever produced by Harley-Davidson, Polaris, Ski Doo and Arcti CatÊ are simply that, for reference purposes only. We at YOST PERFORMANCE PRODUCTS, INC are NOT affiliated with any other manufacturer period! The Yost Power Tube and all Yost Performance Products, Inc Products are protected by law under one or more patents (5,223,180/5,562,868/5,662,836/5,810,264/6,270,060).