To arrange a return you will need to call 417-838-792Seven. In order to return the product it must be in 100% perfect condition and the original packaging must be in perfect condition. If the manufacturers box or packaging has been discarded the items do not qualify for a return. All returns are subject to a 20% restocking fee in all cases of returns. All types of special order products are non-refundable. All products sold and distributed by Defined Performance LLC are intended for Off-Road use only. Please contact your local authorities before operating your vehicle on public roadways. No warranty is offered/sold/provided by Defined Performance LLC. Contact the product manufacturer regarding product warranties. Refunds must be received by us within 30 days of the original transaction date. All Oil sales are final and may not be returned.